settings.py  - added exception handling for whisper support being disabled, helpful err msg.
Updates to render/views to add try/except blocks around calls and thus better exception handling and logging funcationality, was producing errors with no clues as to why. Also, added json_singlepoint as format type, so can retrieve just the last value.  Typically used to show blinking-lights red/green blocks based on just the ast value of a metric.
accidnetally added svn files, removing