Fix music decoder playing garbage; close #8
Merge pull request #7 from eltociear/master-1
Fix typo in render_gl.c
Add CRT post processing effect and allow for lower internal resolutions; see #1
Merge pull request #4 from wgmyers/linux-build-info
Add libglew-dev requirement for Linux SDL2 backend
Merge pull request #3 from andypiper/macos-build-info
README.md: Add macOS glew requirement
Fix controls help stating y instead of z to shoot
Add explanation in data directory