[tx-robot] updated from transifex
Fix loading of migration provider class
Merge pull request #310 from owncloud/fix-contacts-migration

Fix loading of migration provider class
Test if contact exists. Fix #304
Test for string value. Refs. 307
Don't select the toggle button and think it's a contact. Refs. #304
Shorten request URI on selected export. Refs. #304
Give a warning before downloading > 300 selected contacts.
[tx-robot] updated from transifex
Add indexes for speedingup db queries
Merge pull request #313 from owncloud/add-indexes

Add indexes for speedingup db queries
[tx-robot] updated from transifex
Merge branch 'master' of https://github.com/owncloud/contacts.git