capitalization
glXDestroyContext, XFree, XCloseDisplay
Also release the current context
Kill config.mk (fixes #456)
Revert "Avoid zero size array warning"

This reverts commit d4fd57aae976f36a4f235e1e8358f6c5c1ad6d98.
Revert "coalesce texture uploads at the beginning of a frame"

This reverts commit 8c2c7f769fffcd217698824719b0a0ba45fbef13.

See #454

Conflicts:
	src/geometry/glyph_atlas.cpp
	src/geometry/sprite_atlas.cpp
linepattern in progress
Make renderLine more similar to JS
Add SpriteAtlas::getPosition()