Squashed 'Assets/erossonUnityUtils/' changes from 2be838f..cdb7aaa

cdb7aaa readme formatting
b48e748 gitignore includes unity defaults
6991125 more subtree directions
ff5a251 more subtree directions
483972e readme with submodule instructions
0589e97 refactoring. move debugutil to utils package

git-subtree-dir: Assets/erossonUnityUtils
git-subtree-split: cdb7aaad8addc51919a1c07c543b344f9e2e90bd
Merge commit '271f2028b75b428c7f00cbda1b9a0d1a0d9f6239'

Conflicts:
	Assets/erossonUnityUtils/README.md