Download from list of selected target apps only; require ordered list of target apps (List not Collection)

git-svn-id: http://zxing.googlecode.com/svn/trunk@2544 59b500cc-1b3d-0410-9834-0bbf25fbcc57
(Committed old pom updates along the way)

git-svn-id: http://zxing.googlecode.com/svn/trunk@2545 59b500cc-1b3d-0410-9834-0bbf25fbcc57
Add VERSION:3.0 to vCard encoding

git-svn-id: http://zxing.googlecode.com/svn/trunk@2546 59b500cc-1b3d-0410-9834-0bbf25fbcc57
Avoid another apparent rare bug in the HTTP implementation

git-svn-id: http://zxing.googlecode.com/svn/trunk@2547 59b500cc-1b3d-0410-9834-0bbf25fbcc57
convert jpg to png

git-svn-id: http://zxing.googlecode.com/svn/trunk@2548 59b500cc-1b3d-0410-9834-0bbf25fbcc57
Change some tests that used .jpg in path to use .png now

git-svn-id: http://zxing.googlecode.com/svn/trunk@2549 59b500cc-1b3d-0410-9834-0bbf25fbcc57