Fixed libgnomonic submodule
Generic makefile, renamed yml to yaml, refactored object export, added yafdb-export
Added support for file export in yafdb-preview
Fixed degenerate area selections in yafdb-validate
Improved object image export
Improved validation selection sensitivity
Added --gaussian-steps option to yafdb-blurr to blur multiple times
Documentation update
Fixed wrong loop location in --gaussian-steps operation
Fixed libgnomonic location
Added fullscreen support to yafdb-validate
Update README.md

Documentation update