Merge branch 'sandbox' into feature-load-gif-animation
Merge branch 'sandbox' into kmiya
Merge branch 'feature-load-ppm' into kmiya
Merge branch 'develop' into release-0.19
Bump version
Rebuild
Merge branch 'configure' into release-0.19
Merge branch 'develop' into release-0.19
Merge branch 'develop' into release-0.19
Merge branch 'release-0.19'
Bump version
Merge branch 'develop' into release-0.19
Merge branch 'develop' into configure
Rebuild configure script
Merge branch 'release-0.19'
Rebuild configure script
Don't compile unused code in stbi_image.c such as stbi_load_from_file
Revert "Don't compile unused code in stbi_image.c such as stbi_load_from_file"

This reverts commit 9415149ac20f5ab26b8e97b26c8d9989bdd61572.
Merge branch 'develop' into sandbox
Check each of gdImageCreateFromXXX availabilities