Limnoria plugin to return song lyrics from http://lyrics.wikia.com/

`config plugins.lyrics.google 0-2` 0 to disable search using the Google plugin. 1 to set first priority. 2 to set second priority.

`config plugins.lyrics.ddg 0-2` 0 to disable search using the DDG plugin. 1 to set first priority. 2 to set second priority.
