fixes in get_values
Merge pull request #567 from nabinhait/v4-hotfix

fixes in get_values
Fixed data import test case
Fixed avatar issue
Started permission relogication
Permission relogication continued
Role and User Permissions
Role and User Permissions
Translations
translate.py don't create empty language files
Romanian and Korean Translations
Fixed delete doc for doctype
Optimized sessions.clear_cache
Do not copy certain user fields, permission fixes
Fixed website cache clearing
Fixes in patches for migration
Link Field: show from cache, call ajax and replace with updated results
Enable Scheduler via Setup > System Settings
Fixes frappe/erpnext#1732 and frappe/erpnext#1733