[admin_migrate] Add requesttoken
[user_migrate] Add requesttoken
contacts/ajax/savecrop.php loadFromdata -> loadFromData
Merge pull request #511 from Mic92/patch-1

contacts/ajax/savecrop.php loadFromdata -> loadFromData
[tx-robot] updated from transifex
Contacts: Only query for properties if contacts matches search criteria.
Contacts: Fix group showing.
Contacts: Fix favorite icon.
Merge pull request #509 from owncloud/add_requesttoken

Add requesttoken
Create CONTRIBUTING.md
Create issue_template.md
Encode values
Bump pdf.js
Added Julian Viereck as pdf.js contributor
Correct indention of the file
Remove uneeded file
Set workerSrc
Tabs instead of spaces
Load correct file
Hide uneeded buttons