Added Favorite fragment to drawer (works with StoreFavoriteFragment)
Added OfferFavoriteFragment (empty)
Added StoreFavoriteFragment (currently prints StoreList)
Added Favorite fragment to drawer
Added OfferFavoriteFragment (currently prints whole OfferList)
Added StoreFavoriteFragment (currently prints whole StoreList)
initial implementation for local DB handling
Merge branch 'master' into dev-issue-#44
Completed implementation of Favorite Store/Offer feature
Enabled Change title
Added Toasts on adding/removing Favorites
Merge branch 'dev-issue-#44'