Convert Google Drive to plugin
remove update thread
Remove debug statement
fixes to plugins
Empty contact book to be properly loaded
Fix error when uploading new file to drive
Maintain selection after syncing
SyncedFile to be used only be drive
Make loader's file private
Drive will no longer reload db if it uploaded the file
Fix errors operating without plugins enabled
Merge pull request #28 from oharaandrew314/#23_plugins

#23 plugins