test_single_platform skipped as it's now failing per recent changes in IMS; but the whole test set is being revised to align with new configuration structure.
merge upstream/master
merge upstream/master
merge upstream/master
merge upstream/master
merge upstream/master
merge upstream/master
adjustments toward aligning with new platform configuration structure. UI
working again.  Major integration tests skipped while continuing with these
adjustments.
merge upstream/master
input_voltage hack removed, stream_name given from resource monitor; some more alignments with IA.
merge upstream/master
group attributes with similar monitoring rate to launch a single greenlet for
 them, which then will do corresp. single event notification,
 which in turn with be handled
  similarly in the platform agent. Code clean-up in platform agent related
  with obsolete mechanism to publish attribute values. UI testing OK.
merge upstream/master
merge upstream/master
merge upstream/master
Merge pull request #668 from carueda/platform_agent_R2C4

Adjustments to align with new config structure.