Initial commit.
Modify backup queue document structure.

{ "_id" : "backup:{id_str] , "id_str" : "{id_str}" , "type" :
"{tweet||user}" }
Update module description.
Code simplification, comment clarification.
Ability to launch rebuild of views.
Add log messages for view creation.
Add convenience methods for generating backup and user document IDs.
Check for existence of main document before saving to backup queue.
Save all users mentioned.
Document CouchDB _id and backup document structures.
Add convenience method for getting id_str.
Add media to backup queue.
Handle new database scenario in dbviews launch option.
Don't run backup module on load; export run() method.
Add related entities to backup queue during Topsy data load.
Formatting changes.
Add mentions backup, reusable backup callback.
Save or queue users for backup during Topsy data load.
Better stats and error logging.
Add tweet view for max id.