add event summary for ParameterQCEvent
Updates ion-defs to include new preload parameters
Merge pull request #1327 from lukecampbell/preload

Updates ion-defs to include new preload parameters
add unauthorized exception catch for get_agent call in _get_status_of_device
complete OOIION-987 : now also use remove_endpoint(sub) (instead of sub.close()) as it seems to be working now ok.
merge upstream/master
fix OOIION-1296
Merge pull request #1329 from carueda/2013-09-18_OOIION-1296

fix OOIION-1296
Merge pull request #1328 from carueda/2013-09-18_OOIION-987

complete OOIION-987 : now also use remove_endpoint
https -> http
Merge pull request #1330 from lukecampbell/dm

https -> http