Bumped the versions for the 4.8.0 release
Bumped the versions for the 4.8.0 release

wbaumann/SmartReceiptsLibrary,JuliaSoboleva/SmartReceiptsLibrary,wbaumann/SmartReceiptsLibrary,JuliaSoboleva/SmartReceiptsLibrary,wbaumann/SmartReceiptsLibrary,JuliaSoboleva/SmartReceiptsLibrary