Disable full YouView equiv job

The schedule job does the job, and the full job is too heavy on
writes so disabling for now
Make LoveFilm a standard publisher

This means that we will compute broadcaster -> LF equivalences.
A quick fix, but a larger review of the direction of equivalence
assertions will follow soon.
Merge pull request #511 from atlasapi/lf-five-equiv

Update publishers for equivalence assertions