Fix Horizonte.cl connector (#2989)
Fix Horizonte.cl connector (#2989)

There are multiple elements with .fa-play class on the page.
To correctly detect the play button status is necessary to add a class 
to make it a unique combination.

Resolves: #2942
inverse/web-scrobbler,inverse/web-scrobbler,david-sabata/web-scrobbler,david-sabata/web-scrobbler