Simplify format-source

Only create a single Maven instance, and provide multiple goals to it
Merge pull request #279 from genomebridge/simplify-format-source

Simplify format-source
Implemented HTTPRangedByteAccess.

- HTTPRangedByteAccess supports HTTP range requests for ranges of
  resources. Includes a test that executes against a few bytes of the
  test mouse chromosome on the berkeley server.
- Added a new TestTags and moved the "NetworkConnected" ones into that
- Running the "networkconnected" profile as part of the Jenkins test