Simplified Chinese translation updated (#10800)
remove trailing white-spaces from lib/tasks/ciphering.rake
remove trailing white-spaces from lib/tasks/deprecated.rake
remove trailing white-spaces from lib/tasks/ci.rake
remove trailing white-spaces from lib/tasks/redmine.rake
remove trailing white-spaces from lib/tasks/reminder.rake
replace tabs to spaces at lib/tasks/migrate_from_mantis.rake
remove trailing white-spaces from lib/tasks/migrate_from_mantis.rake
Don't send test email asynchronously.
Fixed task redmine📧test broken by r9080.
