We now hide "Text Vesion" button if lesson.notes is not specified. 	Change on 2013/03/20 by psimakov <psimakov@google.com> ------------- Created by MOE: http://code.google.com/p/moe-java MOE_MIGRATED_REVID=44235717
We now hide "Text Vesion" button if lesson.notes is not specified.
	Change on 2013/03/20 by psimakov <psimakov@google.com>
-------------
Created by MOE: http://code.google.com/p/moe-java
MOE_MIGRATED_REVID=44235717

andela-angene/coursebuilder-core,andela-angene/coursebuilder-core,andela-angene/coursebuilder-core,andela-angene/coursebuilder-core