Revision history for Tickit-RenderContext

0.04    CHANGES:
         * Store immutable pens directly rather than using a list and storing
           indices
         * Slight efficiency improvement for line segments
         * Bugfix to rendering on invisible windows

0.03    CHANGES:
         * Added ->save/->restore stack
         * Added ->setpen and stored pen state for ->text/->erase
         * Added ->translate
         * Some performance improvements
         * Declare dependence on Tickit::Utils 0.21
         * Close DATA handle after using it, so it doesn't spam up warnings
           and errors

0.02    CHANGES:
         * Remembered to update workdir before packing distrubtion.

0.01    First version, released on an unsuspecting world.

