0.4.0

• Implemented transform module for geometric transformations of mosaics.
• Simplified MosaicShape trait by removing details about position, rotation and scale.
• Transformed TiltedGrid shape to Grid shape; now tilting/shearing of mosaic is handled by transform module.
• Implemented Copy trait for Vector type to simplify vector math.

0.3.0

• Refactored Mosaic trait to prevent granting ownership.
• Fixed issues with coordinate values with tiny (near-epsilon) difference.
• Implemented new mosaic shape - TiltedGrid.

0.2.0

Implemented new kind of mosaic - PolygonalMosaic.

0.1.0

Initial release.