Franz 5.6.0

What's new in this version:

Features:
- App: We've put Franz on a diet and he lost over 130MB
- Franz ToDos: New version of Franz ToDos with lots of new features more on franztodos.com
- App: Add new onboarding step to make setting up services easier
- Context Menu: Add option to copy image
- Franz ToDos: Add Franz ToDos as a native service
- Franz ToDos: Added Cmd+Alt+Shift+R to reload the Franz ToDos
- Spell checker: Added 12 new languages for spell checking
- Spellchecker: Improved language detection for spell checking
- Recipe: Add option to override recipe partition
- Languages: Added Estonian as a language

Bug Fixes:
- App: Fixed crash when Franz goes to sleep
- App: Fix crash when app has finished loading
- Context Menu: Fix "save image as"
- Franz ToDos: Clear todos cache on user logout
- Service: Fix copy image in context menu
- Service: Fix image download from services
- Service: Fix service activation on notification click
- Service: Fix popup handling to e.g. enable Facebook Messenger calls
- Service: Fix clicks on links in Skype
- Service: Reset active service when previous selection is not valid anymore
- Service: Fix missing service re-rendering on service update
- App: Fix various validation errors

General:
- App: Update electron to 10.1.3
- Translations: Improved translations