-Fixed performance issue when deleting Attachments by caching of long SQL request.
-Fixed an issue with string context when defined with double quotes.
Fixed four instances of wrong text-domain.
Fixed an issue when adding an existing string to the database.
Added some logic to automatically fix the strings table on string registration.
Fixed an issue with the checkbox toggle on the Themes and Plugins Localization page.
Added new Translation Memory feature importing translations for strings if those exist.
Fixes
Implemented the new Translation Memory feature in String Translation. This is filling the translation field in the database with the translated value if that already exists in the database.
