Added detailed resource and cache backend information.
Added new indicators for Busy, Upload, Download, LocalCache and RemoteCache
Minor modifications to StudioAnalytics to re-use the stats gathering code
#rb francis.hurteau
[FYI] jeff.farris
#ROBOMERGE-SOURCE: CL 16929122
#ROBOMERGE-BOT: (v838-16927207)
[CL 16929180 by mark lintott in ue5-main branch]
