* fix(api_key): added displaying vpn_key field added in older version of the app
* revert changes
* fix: implemented generation of api key text for PremiumV2
* fix: deleted unnecessary code
* saving apikey text when generating
* added method for vpn key export, fixed wrong saving file
* added subscription key display element to subscription management page
* refactrored KeySubscription item to a new page
* minor fix
* changed PageShareDrawer into PageShareConnection
* added back button
* Removed deprecated ShareConnectionDrawer and migrated to PageShareConnection
* fixed issue when show-connection settings button was not working
* deleted empty lines
* minor fix