Update README.md
Merge pull request #165 from brickpile/feature/save-page-as-draft

Adds the possibility to save a page as a working draft
Remove unstable flag
Merge branch 'master' into aspnet-identity

Conflicts:
	version.txt
Version bump
Merge branch 'aspnet-identity' of github.com:brickpile/brickpile into aspnet-identity