Adding kalite prefix to all coachreport imports and url confs.
Adding kalite prefix to all control_panel imports and url confs.
Making coachreports url confs use relative imports (#1767)
Adding kalite prefix to all distributed imports, using relative imports for internal imports and url confs.
Adding kalite prefix to all facility imports, using relative imports for internal imports and url confs.
Adding kalite prefix to all i18n imports, using relative imports for internal imports and url confs.
Adding kalite prefix to all khanload imports, using relative imports for internal imports and url confs.
Adding kalite prefix to all main imports, using relative imports for internal imports and url confs.
Adding kalite prefix to all shared imports
Adding kalite prefix to all testing imports, using relative imports for internal imports and url confs.
Adding kalite prefix to all updates imports, using relative imports for internal imports and url confs.
Removing paths that allowed non-prefixed kalite imports to work.
Merge pull request #1769 from bcipolli/import-refactoring

Import refactoring
 Modified Delete Button , Improved Tests