Bitmap caching for LinePathShape
Speed up pan/zoom LinePathShape
Put line caps back how they should be
Better dev warning
Color wells track lc's color settings better
Merge pull request #111 from irskep/color-picker-load

Color wells track lc color state better (particularly, they are correct on load)
Cleaned up @transformed invocation
Merge pull request #109 from campaul/path_bitmap_caching

Bitmap caching for LinePathShape