Comply with Python Pep8 guidelines

[wildintellect]

Ran make pep8 which checks the code against python style guidelines.
Should be easy to fix most of these, not critical as it doesn't break code.

`./literature_mapper.py:24:80: E501 line too long (127 > 79 characters)
./literature_mapper.py:26:80: E501 line too long (80 > 79 characters)
./literature_mapper.py:33:12: E261 at least two spaces before inline comment
./literature_mapper.py:33:13: E262 inline comment should start with '# '
./literature_mapper.py:33:80: E501 line too long (91 > 79 characters)
./literature_mapper.py:35:22: E401 multiple imports on one line
./literature_mapper.py:37:80: E501 line too long (116 > 79 characters)
./literature_mapper.py:41:1: E265 block comment should start with '# '
./literature_mapper.py:43:1: E265 block comment should start with '# '
./literature_mapper.py:44:1: E265 block comment should start with '# '
./literature_mapper.py:46:1: E302 expected 2 blank lines, found 1
./literature_mapper.py:48:1: W293 blank line contains whitespace
./literature_mapper.py:49:5: E265 block comment should start with '# '
./literature_mapper.py:50:6: E114 indentation is not a multiple of four (comment)
./literature_mapper.py:50:6: E116 unexpected indentation (comment)
./literature_mapper.py:52:1: E302 expected 2 blank lines, found 1
./literature_mapper.py:66:47: E262 inline comment should start with '# '
./literature_mapper.py:69:1: W293 blank line contains whitespace
./literature_mapper.py:89:1: W293 blank line contains whitespace
./literature_mapper.py:113:5: E303 too many blank lines (2)
./literature_mapper.py:195:1: W293 blank line contains whitespace
./literature_mapper.py:197:9: E265 block comment should start with '# '
./literature_mapper.py:197:80: E501 line too long (131 > 79 characters)
./literature_mapper.py:198:1: W293 blank line contains whitespace
./literature_mapper.py:200:9: E265 block comment should start with '# '
./literature_mapper.py:200:80: E501 line too long (93 > 79 characters)
./literature_mapper.py:204:9: E265 block comment should start with '# '
./literature_mapper.py:204:80: E501 line too long (97 > 79 characters)
./literature_mapper.py:206:1: W293 blank line contains whitespace
./literature_mapper.py:208:9: E265 block comment should start with '# '
./literature_mapper.py:208:80: E501 line too long (107 > 79 characters)
./literature_mapper.py:209:80: E501 line too long (84 > 79 characters)
./literature_mapper.py:211:9: E265 block comment should start with '# '
./literature_mapper.py:211:80: E501 line too long (117 > 79 characters)
./literature_mapper.py:215:80: E501 line too long (194 > 79 characters)
./literature_mapper.py:215:95: E231 missing whitespace after ','
./literature_mapper.py:215:97: E231 missing whitespace after ','
./literature_mapper.py:215:177: E231 missing whitespace after ','
./literature_mapper.py:216:1: W293 blank line contains whitespace
./literature_mapper.py:217:9: E265 block comment should start with '# '
./literature_mapper.py:220:9: E265 block comment should start with '# '
./literature_mapper.py:220:80: E501 line too long (87 > 79 characters)
./literature_mapper.py:222:80: E501 line too long (103 > 79 characters)
./literature_mapper.py:222:93: E231 missing whitespace after ','
./literature_mapper.py:223:80: E501 line too long (102 > 79 characters)
./literature_mapper.py:223:92: E231 missing whitespace after ','
./literature_mapper.py:224:80: E501 line too long (102 > 79 characters)
./literature_mapper.py:224:92: E231 missing whitespace after ','
./literature_mapper.py:225:80: E501 line too long (102 > 79 characters)
./literature_mapper.py:225:92: E231 missing whitespace after ','
./literature_mapper.py:226:80: E501 line too long (103 > 79 characters)
./literature_mapper.py:226:92: E231 missing whitespace after ','
./literature_mapper.py:237:9: E265 block comment should start with '# '
./literature_mapper.py:238:80: E501 line too long (86 > 79 characters)
./literature_mapper.py:240:13: E265 block comment should start with '# '
./literature_mapper.py:240:80: E501 line too long (87 > 79 characters)
./literature_mapper.py:243:80: E501 line too long (138 > 79 characters)
./literature_mapper.py:244:1: W293 blank line contains whitespace
./literature_mapper.py:245:80: E501 line too long (93 > 79 characters)
./literature_mapper.py:247:80: E501 line too long (123 > 79 characters)
./literature_mapper.py:250:22: E225 missing whitespace around operator
./literature_mapper.py:251:80: E501 line too long (159 > 79 characters)
./literature_mapper.py:252:80: E501 line too long (113 > 79 characters)
./literature_mapper.py:257:80: E501 line too long (86 > 79 characters)
./literature_mapper.py:258:13: E265 block comment should start with '# '
./literature_mapper.py:260:80: E501 line too long (94 > 79 characters)
./literature_mapper.py:263:9: E265 block comment should start with '# '
./literature_mapper.py:263:80: E501 line too long (122 > 79 characters)
./literature_mapper.py:265:1: W293 blank line contains whitespace
./literature_mapper.py:267:9: E265 block comment should start with '# '
./literature_mapper.py:269:80: E501 line too long (102 > 79 characters)
./literature_mapper.py:270:80: E501 line too long (108 > 79 characters)
./literature_mapper.py:271:9: E265 block comment should start with '# '
./literature_mapper.py:271:80: E501 line too long (125 > 79 characters)
./literature_mapper.py:272:9: E265 block comment should start with '# '
./literature_mapper.py:272:80: E501 line too long (132 > 79 characters)
./literature_mapper.py:274:9: E265 block comment should start with '# '
./literature_mapper.py:274:80: E501 line too long (104 > 79 characters)
./literature_mapper.py:275:1: W293 blank line contains whitespace
./literature_mapper.py:281:1: W293 blank line contains whitespace
./literature_mapper.py:282:80: E501 line too long (91 > 79 characters)
./literature_mapper.py:283:80: E501 line too long (103 > 79 characters)
./literature_mapper.py:284:80: E501 line too long (90 > 79 characters)
./literature_mapper.py:285:80: E501 line too long (96 > 79 characters)
./literature_mapper.py:286:80: E501 line too long (102 > 79 characters)
./literature_mapper.py:287:1: W293 blank line contains whitespace
./literature_mapper.py:288:80: E501 line too long (176 > 79 characters)
./literature_mapper.py:288:95: E231 missing whitespace after ','
./literature_mapper.py:288:97: E231 missing whitespace after ','
./literature_mapper.py:289:1: W293 blank line contains whitespace
./literature_mapper.py:290:9: E265 block comment should start with '# '
./literature_mapper.py:290:80: E501 line too long (144 > 79 characters)
./literature_mapper.py:291:9: E265 block comment should start with '# '
./literature_mapper.py:291:80: E501 line too long (126 > 79 characters)
./literature_mapper.py:291:127: W291 trailing whitespace
./literature_mapper.py:292:9: E265 block comment should start with '# '
./literature_mapper.py:292:80: E501 line too long (106 > 79 characters)
./literature_mapper.py:293:1: W293 blank line contains whitespace
./literature_mapper.py:300:80: E501 line too long (182 > 79 characters)
./literature_mapper.py:301:1: W293 blank line contains whitespace
./literature_mapper.py:303:80: E501 line too long (176 > 79 characters)
./literature_mapper.py:303:95: E231 missing whitespace after ','
./literature_mapper.py:303:97: E231 missing whitespace after ','
./literature_mapper.py:307:1: W293 blank line contains whitespace
./literature_mapper.py:311:5: E303 too many blank lines (4)
./literature_mapper.py:318:1: W293 blank line contains whitespace
./literature_mapper.py:321:80: E501 line too long (80 > 79 characters)
./literature_mapper.py:322:48: E241 multiple spaces after ','
./literature_mapper.py:322:80: E501 line too long (81 > 79 characters)
./literature_mapper.py:323:80: E501 line too long (94 > 79 characters)
./literature_mapper.py:327:80: E501 line too long (82 > 79 characters)
./literature_mapper.py:328:80: E501 line too long (82 > 79 characters)
./literature_mapper.py:329:80: E501 line too long (96 > 79 characters)
./literature_mapper.py:333:5: E303 too many blank lines (3)
./literature_mapper.py:337:1: W293 blank line contains whitespace
./literature_mapper.py:345:1: W293 blank line contains whitespace
./literature_mapper.py:347:1: W293 blank line contains whitespace
./literature_mapper.py:348:9: E303 too many blank lines (3)
./literature_mapper.py:350:13: E265 block comment should start with '# '
./literature_mapper.py:350:80: E501 line too long (105 > 79 characters)
./literature_mapper.py:350:106: W291 trailing whitespace
./literature_mapper.py:353:80: E501 line too long (152 > 79 characters)
./literature_mapper.py:354:80: E501 line too long (80 > 79 characters)
./literature_mapper.py:357:1: W293 blank line contains whitespace
./literature_mapper.py:358:13: E265 block comment should start with '# '
./literature_mapper.py:360:58: W291 trailing whitespace
./literature_mapper.py:361:80: E501 line too long (81 > 79 characters)
./literature_mapper.py:362:17: E265 block comment should start with '# '
./literature_mapper.py:364:1: W293 blank line contains whitespace
./literature_mapper.py:365:1: W293 blank line contains whitespace
./literature_mapper.py:366:13: E303 too many blank lines (2)
./literature_mapper.py:369:1: W293 blank line contains whitespace
./literature_mapper.py:370:80: E501 line too long (134 > 79 characters)
./literature_mapper.py:373:1: W293 blank line contains whitespace
./literature_mapper.py:374:13: E265 block comment should start with '# '
./literature_mapper.py:378:1: W293 blank line contains whitespace
./literature_mapper.py:379:13: E265 block comment should start with '# '
./literature_mapper.py:380:80: E501 line too long (96 > 79 characters)
./literature_mapper.py:381:80: E501 line too long (108 > 79 characters)
./literature_mapper.py:382:80: E501 line too long (96 > 79 characters)
./literature_mapper.py:383:1: W293 blank line contains whitespace
./literature_mapper.py:384:13: E265 block comment should start with '# '
./literature_mapper.py:384:80: E501 line too long (82 > 79 characters)
./literature_mapper.py:386:13: E265 block comment should start with '# '
./literature_mapper.py:386:47: W291 trailing whitespace
./literature_mapper.py:387:47: W291 trailing whitespace
./literature_mapper.py:389:13: E265 block comment should start with '# '
./literature_mapper.py:392:80: E501 line too long (109 > 79 characters)
./literature_mapper.py:395:36: E226 missing whitespace around arithmetic operator
./literature_mapper.py:395:41: E226 missing whitespace around arithmetic operator
./literature_mapper.py:396:40: E226 missing whitespace around arithmetic operator
./literature_mapper.py:397:31: E226 missing whitespace around arithmetic operator
./literature_mapper.py:398:80: E501 line too long (103 > 79 characters)
./literature_mapper.py:399:46: E226 missing whitespace around arithmetic operator
./literature_mapper.py:401:1: W293 blank line contains whitespace
./literature_mapper.py:402:13: E265 block comment should start with '# '
./literature_mapper.py:402:80: E501 line too long (99 > 79 characters)
./literature_mapper.py:404:34: W291 trailing whitespace
./literature_mapper.py:408:25: E265 block comment should start with '# '
./literature_mapper.py:410:13: E265 block comment should start with '# '
./literature_mapper.py:411:13: E265 block comment should start with '# '
./literature_mapper.py:411:80: E501 line too long (115 > 79 characters)
./literature_mapper.py:412:38: E251 unexpected spaces around keyword / parameter equals
./literature_mapper.py:412:40: E251 unexpected spaces around keyword / parameter equals
./literature_mapper.py:413:80: E501 line too long (80 > 79 characters)
./literature_mapper.py:416:1: W293 blank line contains whitespace
./literature_mapper.py:417:13: E265 block comment should start with '# '
./literature_mapper.py:417:80: E501 line too long (105 > 79 characters)
./literature_mapper.py:419:17: E265 block comment should start with '# '
./literature_mapper.py:419:80: E501 line too long (81 > 79 characters)
./literature_mapper.py:420:17: E265 block comment should start with '# '
./literature_mapper.py:422:1: W293 blank line contains whitespace
./literature_mapper.py:423:17: E265 block comment should start with '# '
./literature_mapper.py:425:80: E501 line too long (83 > 79 characters)
./literature_mapper.py:426:1: W293 blank line contains whitespace
./literature_mapper.py:427:17: E265 block comment should start with '# '
./literature_mapper.py:428:80: E501 line too long (102 > 79 characters)
./literature_mapper.py:430:1: W293 blank line contains whitespace
./literature_mapper.py:433:80: E501 line too long (83 > 79 characters)
./literature_mapper.py:434:37: E241 multiple spaces after ','
./literature_mapper.py:439:47: E261 at least two spaces before inline comment
./literature_mapper.py:439:80: E501 line too long (105 > 79 characters)
./literature_mapper.py:440:1: W293 blank line contains whitespace
./literature_mapper.py:441:17: E265 block comment should start with '# '
./literature_mapper.py:442:80: E501 line too long (117 > 79 characters)
./literature_mapper.py:446:80: E501 line too long (88 > 79 characters)
./literature_mapper.py:447:37: E241 multiple spaces after ','
./literature_mapper.py:452:52: E261 at least two spaces before inline comment
./literature_mapper.py:452:80: E501 line too long (110 > 79 characters)
./literature_mapper.py:453:1: W293 blank line contains whitespace
./literature_mapper.py:455:21: E265 block comment should start with '# '
./literature_mapper.py:463:1: W293 blank line contains whitespace
./literature_mapper.py:465:80: E501 line too long (146 > 79 characters)
./literature_mapper.py:473:1: W293 blank line contains whitespace
./literature_mapper.py:476:80: E501 line too long (97 > 79 characters)
./literature_mapper.py:477:1: W293 blank line contains whitespace
./literature_mapper.py:481:1: W293 blank line contains whitespace
./literature_mapper.py:482:80: E501 line too long (85 > 79 characters)
./literature_mapper.py:485:1: W293 blank line contains whitespace
./literature_mapper.py:487:80: E501 line too long (111 > 79 characters)
./literature_mapper.py:491:80: E501 line too long (90 > 79 characters)
./literature_mapper.py:491:88: E226 missing whitespace around arithmetic operator
./literature_mapper.py:493:62: E226 missing whitespace around arithmetic operator
./literature_mapper.py:493:80: E501 line too long (82 > 79 characters)
./literature_mapper.py:494:29: E265 block comment should start with '# '
./literature_mapper.py:494:80: E501 line too long (114 > 79 characters)
./literature_mapper.py:496:80: E501 line too long (90 > 79 characters)
./literature_mapper.py:496:86: E231 missing whitespace after ','
./literature_mapper.py:497:80: E501 line too long (106 > 79 characters)
./literature_mapper.py:501:29: E265 block comment should start with '# '
./literature_mapper.py:502:29: E265 block comment should start with '# '
./literature_mapper.py:503:80: E501 line too long (115 > 79 characters)
./literature_mapper.py:504:1: W293 blank line contains whitespace
./literature_mapper.py:505:80: E501 line too long (155 > 79 characters)
./literature_mapper.py:506:68: E226 missing whitespace around arithmetic operator
./literature_mapper.py:506:80: E501 line too long (91 > 79 characters)
./literature_mapper.py:506:88: E226 missing whitespace around arithmetic operator
./literature_mapper.py:507:29: E265 block comment should start with '# '
./literature_mapper.py:507:80: E501 line too long (171 > 79 characters)
./literature_mapper.py:508:80: E501 line too long (106 > 79 characters)
./literature_mapper.py:509:29: E265 block comment should start with '# '
./literature_mapper.py:510:30: E225 missing whitespace around operator
./literature_mapper.py:510:42: E201 whitespace after '('
./literature_mapper.py:510:47: E202 whitespace before ')'
./literature_mapper.py:512:29: E265 block comment should start with '# '
./literature_mapper.py:513:44: E201 whitespace after '('
./literature_mapper.py:513:49: E202 whitespace before ')'
./literature_mapper.py:515:1: W293 blank line contains whitespace
./literature_mapper.py:516:46: E226 missing whitespace around arithmetic operator
./literature_mapper.py:516:58: E226 missing whitespace around arithmetic operator
./literature_mapper.py:517:80: E501 line too long (116 > 79 characters)
./literature_mapper.py:518:1: W293 blank line contains whitespace
./literature_mapper.py:519:29: E265 block comment should start with '# '
./literature_mapper.py:519:80: E501 line too long (119 > 79 characters)
./literature_mapper.py:521:29: E265 block comment should start with '# '
./literature_mapper.py:521:80: E501 line too long (92 > 79 characters)
./literature_mapper.py:522:80: E501 line too long (97 > 79 characters)
./literature_mapper.py:523:29: E265 block comment should start with '# '
./literature_mapper.py:524:80: E501 line too long (106 > 79 characters)
./literature_mapper.py:532:1: W293 blank line contains whitespace
./literature_mapper.py:534:1: W293 blank line contains whitespace
./literature_mapper.py:535:17: E303 too many blank lines (3)
./literature_mapper.py:535:80: E501 line too long (91 > 79 characters)
./literature_mapper.py:536:17: E265 block comment should start with '# '
./literature_mapper.py:537:1: W293 blank line contains whitespace
./literature_mapper.py:538:80: E501 line too long (82 > 79 characters)
./literature_mapper.py:541:1: W293 blank line contains whitespace
./literature_mapper.py:543:80: E501 line too long (382 > 79 characters)
./literature_mapper.py:544:80: E501 line too long (134 > 79 characters)
./literature_mapper.py:546:1: W293 blank line contains whitespace
./literature_mapper.py:548:80: E501 line too long (120 > 79 characters)
./literature_mapper.py:549:80: E501 line too long (153 > 79 characters)
./literature_mapper.py:551:1: W293 blank line contains whitespace
./literature_mapper.py:552:1: W293 blank line contains whitespace
./literature_mapper.py:553:13: E303 too many blank lines (2)
./literature_mapper.py:554:80: E501 line too long (127 > 79 characters)
./literature_mapper.py:556:1: W391 blank line at end of file
./literature_mapper_dialog.py:28:1: E265 block comment should start with '# '
./literature_mapper_dialog.py:33:80: E501 line too long (99 > 79 characters)
./literature_mapper_dialog.py:34:1: W293 blank line contains whitespace
./literature_mapper_dialog.py:35:1: E302 expected 2 blank lines, found 1
./literature_mapper_dialog.py:46:1: E302 expected 2 blank lines, found 1
./resources_rc.py:145:1: E302 expected 2 blank lines, found 1
./resources_rc.py:146:80: E501 line too long (101 > 79 characters)
./resources_rc.py:148:1: E302 expected 2 blank lines, found 1
./resources_rc.py:149:80: E501 line too long (103 > 79 characters)
./settings_local.py:11:36: W292 no newline at end of file
./test/init.py:2:46: W292 no newline at end of file
./test/qgis_interface.py:26:1: E402 module level import not at top of file
./test/qgis_interface.py:27:1: E402 module level import not at top of file
./test/qgis_interface.py:28:1: E402 module level import not at top of file
./test/qgis_interface.py:29:1: E402 module level import not at top of file
./test/qgis_interface.py:33:1: E265 block comment should start with '# '
./test/qgis_interface.py:70:9: E265 block comment should start with '# '
./test/qgis_interface.py:71:9: E265 block comment should start with '# '
./test/qgis_interface.py:72:9: E265 block comment should start with '# '
./test/qgis_interface.py:81:9: E265 block comment should start with '# '
./test/test_init.py:11:1: E402 module level import not at top of file
./test/test_init.py:12:1: E402 module level import not at top of file
./test/test_init.py:13:1: E402 module level import not at top of file
./test/test_init.py:14:1: E402 module level import not at top of file
./test/test_literature_mapper_dialog.py:15:1: E402 module level import not at top of file
./test/test_literature_mapper_dialog.py:17:1: E402 module level import not at top of file
./test/test_literature_mapper_dialog.py:19:1: E402 module level import not at top of file
./test/test_literature_mapper_dialog.py:21:1: E402 module level import not at top of file
./test/test_literature_mapper_dialog.py:55:1: W391 blank line at end of file
./test/test_qgis_environment.py:16:1: E402 module level import not at top of file
./test/test_qgis_environment.py:17:1: E402 module level import not at top of file
./test/test_qgis_environment.py:18:1: E402 module level import not at top of file
./test/test_qgis_environment.py:23:1: E402 module level import not at top of file
./test/test_resources.py:15:1: E402 module level import not at top of file
./test/test_resources.py:17:1: E402 module level import not at top of file
./test/test_resources.py:21:1: E303 too many blank lines (3)
./test/test_resources.py:44:1: W391 blank line at end of file
./test/test_translations.py:16:1: E402 module level import not at top of file
./test/test_translations.py:17:1: E402 module level import not at top of file
./test/test_translations.py:19:1: E402 module level import not at top of file
./test/utilities.py:37:9: E265 block comment should start with '# '
./test/utilities.py:46:9: E265 block comment should start with '# '
./test/utilities.py:51:9: E265 block comment should start with '# '
./test/utilities.py:58:9: E265 block comment should start with '# '

Ignored in PEP8 check:
pydev,resources.py,conf.py,third_party,ui
`