Merge branch 'next' into fix-exotic-prids

.gitignore

CMakeLists.txt

Makefile

README.md

appveyor.yml

assets/CMakeLists.txt

assets/README.txt

bin/FreeBSD/Debug/.gitignore

bin/FreeBSD/Release/.gitignore

bin/Linux/Debug/.gitignore

bin/Linux/Release/.gitignore

bin/Linux64/Debug/.gitignore

bin/Linux64/Release/.gitignore

bin/Mingw/Debug/.gitignore

bin/Mingw/Release/.gitignore

bin/Mingw64/Debug/.gitignore

bin/Mingw64/Release/.gitignore

bin/SDL/Debug/.gitignore

bin/SDL/Release/.gitignore

bin/VC/.gitignore