Cleaned up Makefile
Moved ui directory around
Merge branch 'feature/refactor_ui_directory' into develop

* feature/refactor_ui_directory:
  Moved ui directory around
  Cleaned up Makefile
Retire old presentation classes
Add POST for checking a DICOM destination for connectivity
Updated some bower and node packages
Merge branch 'feature/test_DICOM_node' into develop

* feature/test_DICOM_node:
  Updated some bower and node packages
  Add POST for checking a DICOM destination for connectivity
  Retire old presentation classes