Enable (and test) xml export of pure XBlocks#2221

Merged

cpennington merged 4 commits intoopenedx:masterfrom cpennington:xblock-xml-serialization

Feb 7, 2014

+371-258

Commits on Feb 5, 2014

Enable (and test) xml export of pure XBlocks
cpennington
committed

Commits on Feb 6, 2014

Commits on Feb 7, 2014

Add tests of XML exporting to test_xblock_wrappers
cpennington
committed