Cleanup up dead code and database tables from task scheduler

Turns out there was a lot of code and various database tables that had
no functionality at all
Merge pull request #59 from jamiesnape/CleanupScheduler

Cleanup up dead code and database tables from task scheduler
Add an API method for searching by item and folder name
Merge pull request #61 from jamiesnape/APIItemFolderName

Add an API method for searching by item and folder name
Update documentation for the module template
Update documentation for the visualize module
Update documentation for the validation module
Update documentation for the tracker module
Update documentation for the thumbnailcreator module
Update documentation for the solr module
Update documentation for the sizequota module
Update documentation for the scheduler module
Update documentation for the remoteprocessing module
Update documentation for the readmes module
Update documentation for the ratings module
Update documentation for the pvw module
Update documentation for the packages module
Update documentation for the oauth module
Update documentation for the oai module
Update documentation for the mfa module