Changelog:
* use inventory file from project
* add sorting in ansible param drop-down box
* show username in history initiator field
* show periodic task name in history initiator field
* update git libs
* disallow to set templates without project and inventory
* rewrite auth_permissions in API
* add http- and script-hooks api
* add comlex stats for user
* fast-write vars in inventory (from text)
* fixed bug with quotes in vars
* fix other GUI bugs