Doc: Update changelog and readme

docs/changelog.txt

@@ -1,3 +1,15 @@
+0.2.5 (tbd)
+------------------------------------------------------------------------
+- Feature: Support pillow image library as well (Toshio Kuratomi) (issue #4799)
+- Change: Modify version output to always give the version and revision, for both, releases and nightlies
+- Add: New GUI sprite in OpenTTD r24749, r25293, r25344 and r25916
+- Fix: Use the correct version_info.py file instead of the current repo's version (issue #5513)
+- Fix: Town name parts could end up with more than 255 entries.
+- Fix: Also add offset when skipping fixed rail types.
+- Fix: adjust_value had tendency to take the value higher than the wanted value
+- Fix: aircraft speed property conversion didn't do the conversion from (issue #4667)
+
+
 0.2.4 (2012-10-14)
 ------------------------------------------------------------------------
 - Feature: Report NML line information as well as pixel position for pure white pixels. Also, report number of pixels in the sprite, instead of the whole image. (issue #4029)

docs/readme.txt

@@ -1,5 +1,5 @@
 NML readme
-Last updated:    2012-10-14
+Last updated:    2013-10-30
 Release version: 0.2.4
 ------------------------------------------------------------------------
 
@@ -122,13 +122,15 @@ See the issue tracker at https://dev.openttdcoop.org/projects/nml/issues
 7) Credits:
 -- --------
 Active developers (in alphabetical order):
-  Jasper Reichardt (Hirundo)
+  Albert Hofkamp (Alberth)
+  Christoph Elsenhans (frosch)
   Ingo von Borstel (planetmaker)
   José Soler (Terkhen)
-  Thijs Marinussen (Yexo)
+  Remko Bijker (Rubidium)
 
 Inactive developers:
-  Albert Hofkamp (Alberth)
+  Jasper Reichardt (Hirundo)
+  Thijs Marinussen (Yexo)
 
 Special thanks to:
   Richard Barrell