hotfix: escape curly in boilerplate
fix --backup return code
email auth for exception mails
optimize mysqldump
Merge pull request #536 from pdvyas/hotfix

backup fixes
make celery emails config a dict
Merge pull request #537 from pdvyas/hotfix

make celery emails config a dict
Merged language patch with another patch global_defaults_to_system_settings
Merge pull request #538 from nabinhait/v4-hotfix

Merged language patch with another patch global_defaults_to_system_settings
Fixed naming via Prompt
Merge pull request #539 from anandpdoshi/prompt-naming

Fixed naming via Prompt
Merge pull request #534 from anandpdoshi/hotfix

Clear expired sessions via Scheduler
fix copy doc naming bug in test runner
raise exception on scheduler lock timeout
traslation issue fixed in desktop
Merge pull request #541 from nabinhait/v4-hotfix

traslation issue fixed in desktop
Merge pull request #540 from pdvyas/enable-locktimeout

raise exception on scheduler lock timeout
Fixed scheduler error logging