Consolidated two plugin loader test files into one
Renamed plugin loader test file so it's more intuitive as to where it is
880780 - Added config parsing exception to convey more information in
the event the conf file isn't valid JSON
Whitespace issue
Added docstring for clarity on the config parsing exception
Merge pull request #280 from pulp/jdob-880780

880780 - The log isn't informative when a plugin settings file contains invalid json