Support for 1/2/4-bit palettized PNG
Unpack 1/2/4 bpp into 8 bpp scanline buffer + support grayscale 1/2/4 bpp
Fix for interlaced and small images + cleanup
Removing tabs and using 3-spaces indents to match local coding style
Documentation
non-working rectangle packer
tested & debugged on two cases (both heuristics); unknown if BF is *correct*.
fixed bugs related to the best-fit heuristic
rename 'stbrp_init_packer' to 'stbrp_init_target' since it must be called for every target;
clean up docs
doc tweaks
Merge branch 'working'
fix typo
duh, best-fit should tiebreak using waste, not prioritize waste (which makes bizarre towers)
Merge branch 'working'
use explicit float constants to avoid warnings in some compilers
add internal version number for use by stb_truetype
new font bitmap baking API
various fixes for compilation test
stb_rect_pack: fix LARGE_RECT bug
stb_truetype: oversampling, including oversampling demo app
stbtt_Pack* documentation
oversample test tweaks