Changed from customer/shop owner to scan/admin modes.
Fixed a few more strings in addition to last change.
Fixed more regarding last change.
Removed unused images in res/.
Added new icon and logo.
Renamed isOwner to adminMode.
Added missing configChanges to HelpActivity in AndroidManifest.
Fixed database upgrading error, fixed more bugs.
Moved databaseactivity to database package.
Merge branch 'master' of https://github.com/Pigmassacre/BarcodeScanner