Db connection is configurable now. If db is not reachable for some reason, db connection dialog appears.
Showing proper error message if Cash register is failed to initialize
Connection string for the second store is configurable now
Merge branch 'feature/ConnectionStringDialog' into develop
Merge branch 'feature/ConfigurableConnectionStringForSecondStore' into develop

Conflicts:
	Apteka.Plus.Satelite/App.config
	Apteka.Plus.Satelite/Properties/Settings.settings