Update README.md

Now this readme describes the branch, not project.
Update README.md
Docs: Update HDF documentation

Minor update, updated version up to 1.1.3
Audio: Add wave formats

Borrowed that enum from SO
Merge branch 'core-rewrite' of https://github.com/Huddayn/hengine into core-rewrite
Game: Remove obsolete IParentable
Rename include dirs to match their module names

... also removed duplicate headers
Platform: Create VS project
Docs: Update HDF format description
Game: Update code fromatting
Merge branch 'audio-update' of https://github.com/Huddayn/hrengin into audio-update

Conflicts:
	README.md