DApplication work
add DApplicationTest, refactoring DUtils.Drush to DUtils.DDrush
move DUtils.DDrush to DDrush
some refactoring work and initial checkin for drupal computing.services.inc
basic services working, some refactoring
partly support Create Retrieve.
refactoring, plus initial code on "update"
DServicesSite almost done.
implement variable get/set
services module implemented