Merge pull request #14 from alexchiri/master

Google Drive action
Added Google Image Search action
Merge branch 'master' of github-aptonic:aptonic/dropzone3-actions
Added new Say Text action
Rackspace Cloud Files action

* Upload progress
* Support for *large* files. Rackspace requires any file larger than 5GB to be split in segments.
Rackspace Cloud Files

Increased action version to 1.3
Merge branch 'upstream_master'