Rackspace Cloud Files

Very small refactorings to improve the code
Rackspace Cloud Files

Some more small refactorings to improve the code
Merge branch 'upstream_master'
Google Drive action

Uploads files to Google Drive.
* It displays a dialog for each upload to select the desired folder or create a new one.
* It remembers selection, so for each upload it will preselect the previously selected/created folder.
* Handles authentication and stores the neccessary data in a file in the action folder (used the sample provided by google for their api)
Google Drive action

Added some task names, here and there in the action.
Slack action

Some more refactorings.
Rackspace Cloud Files action

Removed useless line.
Merge pull request #12 from alexchiri/master

Google Drive action and refactorings to Slack and Rackspace Cloud Files actions.