Update to reference latest SDK 19 / Android 4.4

git-svn-id: https://zxing.googlecode.com/svn/trunk@2903 59b500cc-1b3d-0410-9834-0bbf25fbcc57
Make start symbol a part of returned raw byte representation of Code 128

git-svn-id: https://zxing.googlecode.com/svn/trunk@2904 59b500cc-1b3d-0410-9834-0bbf25fbcc57