Added option to add translations manually Fixed AJAX detection bug in SysAdmin

Signed-off-by: Daniel Spors <daniels@scavix.com>
Fixed translation issue: unable to search in non-default language

Signed-off-by: Daniel Spors <daniels@scavix.com>
Added filter for untranslated strings Hiding untranslated strings from 'normal' listing

Signed-off-by: Daniel Spors <daniels@scavix.com>