level builder changes
merge levelbuilder into staging, resolved frozen.script conflict
Merge pull request #486 from code-dot-org/levelbuilder

level builder changes
Show beta next to course title in studio.code.org course block.
Merge pull request #487 from code-dot-org/staging

DTT
Fix unit test by showing beta text outside of h3 tag.
DTT
Merge pull request #488 from code-dot-org/test

DTP