Remove test runner tool vogar from Froyo.

This tool has been open sourced independently and it will be quite
awkward for external contributors who attempt to use or contribute
to this dead copy. This code is test only and not used by the
production runtime.
http://code.google.com/p/vogar/

Change-Id: Ib53bdfdb600330e1a2f200b5747305fc527a78a6