Switched a tag to div tag in message entity examples (Fixes #444)
Merge pull request #445 from loganfranken/fix/444

Switched a tag to div tag in message entity examples (Fixes #444)
Merge pull request #446 from ucla/master

Merge changes from master into gh-pages
Merge branch 'gh-pages' of https://github.com/ucla/WebBlocks into gh-pages