Zmenena hlavna stranka

odstranene pozadie, pridany button Lukino
Merge remote-tracking branch 'origin/my-branch' into my-branch

Conflicts:

	smart_pocket_data/obj/Debug/DesignTimeResolveAssemblyReferencesInput.cache
	smart_pocket_data/obj/Debug/MainPage.g.i.cs
	smart_pocket_data/obj/Debug/novy_zaznam.g.i.cs