Update README.md

updating the version to the latest
start "grunt server" with --force to keep it running on coffeescript failures
Merge pull request #7 from jlitola/master

Start "grunt server" with --force to keep it running on coffeescript errors
Update README.md
prepend play base path before file existence check
Create troubleshooting.md
Merge pull request #11 from ties/fix/correct_path_construction

Yeoman controller does not work for coffeescript files in SBT sub-project
Merge branch 'master' into release/0.6.2

Conflicts:
	play-yeoman/app/com/tuplejump/playYeoman/Yeoman.scala
Play 2.2-SNAPSHOT and sbt 0.13.0-RC4 compatible