changed libraryActivityUiImage to libraryActivityUIImagefor any properties that are null, it will return null, instead of sending the special null value
Added checks, so that it will only set the value if the field is present in the wddx packet. Will also update any activities that exist in a learning design, and delete unused ones. instead of creating new entries each time al earning design is saved
* Removed repositoryLocation within FileDAO in applicationContext.xml * Change FileDAO to use Configuration.get(ConfigurationKeys.CONTENT_REPOSITORY_PATH) to get the repository path