Add reset and reschedule options to cards in editor

Fixed a broken query for rescheduling.
Merge pull request #487 from hssm/resched-editor

Add reset and reschedule options to cards in editor
Bumped version to 2.3alpha27
@branch-specific
Merge pull request #489 from chengbo/develop

Complete Chinese (Simplified) localization
New API URL
Added missing import
Updated strings from Crowdin
Fixed subprocess call
Bumped version to 2.3alpha28
@branch-specific