Cleaned up Error handling in the TmdbPlugin

Removed unused fields and removed instances of PluginException and just
threw the exception.
Cleaned up Plugin Exceptions

Cleaned up Plugin Exceptions
Merge branch 'master' of https://github.com/bdhero/bdhero

Conflicts:
	BDHero/Controller.cs
	Plugins/FFmpegMuxerPlugin/FFmpeg.cs
	Plugins/FFmpegMuxerPlugin/FFmpegPlugin.cs
	Plugins/TmdbPlugin/TmdbPlugin.cs