New Features

• Lots of code cleanup, especially for PSD::Node related stuff
• A few new layer info blocks
• Experimental vector drawing (currently disabled)
• Can now get node paths as an array, which avoids issues with names that have forward slashes in them.

Fixes

• Significant speedups in many areas of the renderer, including:
  • Canvas composing
  • Mask application
  • Pixel blending
  • Color overlay
  • RGB processing
• Less reliance on method_missing and more explicit method declaration in a few areas
• Clipping masks now support clipping multiple layers
• Applies masks to clipping masks before clipping
• Applies fill color to filled canvases
• Fixes rendering single layers (no longer double-renders them)
• Fixes some one-off errors during mask application
• Layer masks now respect layer comp position offsets, when applicable
• Fixes bugs with layer comp position and visibility application
• Group masks on passthru groups are now properly applied
• Some Descriptor parsing fixes, especially for PSDs that contain references
• Blend modes with spaces in the name work properly now
• Layer styles now respect the master FX switch for the layer
• Color overlay now renders properly (fixes aliasing issue)
• Fixes search bug that occured when two nodes of the same name were at the same depth
• Node searching unintentionally modified the passed-in path parameter