Fix player retry logic
Fix player retry logic

If retry is triggered once and openStream fails after that retry is
never set to false, resulting in an infinite loop that cannot be
interrupted by the user.

DavidZemon/pianobar,tchajed/pianobar,johnso51/pianobar,DavidZemon/pianobar,johndeeney/pianobar,twahlfeld/pianobar,twahlfeld/pianobar,twahlfeld/pianobar,DavidZemon/pianobar,tchajed/pianobar,johnso51/pianobar,tchajed/pianobar,DavidZemon/pianobar,johndeeney/pianobar,bmbove/pianobar-save,johndeeney/pianobar,bmbove/pianobar-save,bmbove/pianobar-save,gnowxilef/pianobar,johnso51/pianobar,bmbove/pianobar-save,DavidZemon/pianobar,johnso51/pianobar,tchajed/pianobar,johnso51/pianobar,gnowxilef/pianobar,DavidZemon/pianobar,twahlfeld/pianobar,gnowxilef/pianobar,gnowxilef/pianobar,tchajed/pianobar,johnso51/pianobar,gnowxilef/pianobar,twahlfeld/pianobar,johndeeney/pianobar,gnowxilef/pianobar,twahlfeld/pianobar,johndeeney/pianobar,tchajed/pianobar,johndeeney/pianobar,bmbove/pianobar-save