[bug 1119015] Fix API with ES 1.2.4
[bug 1119015] Fix API with ES 1.2.4

We were passing in a tuple to values_dict() which would pass it to ES in
the fields key like this:

    'fields': [('id', 'description', ...)],

the problem being that we need to pass it as a list of fields not a list
of a tuple of fields. This fixes that.

rlr/fjord,lgp171188/fjord,lgp171188/fjord,hoosteeno/fjord,hoosteeno/fjord,Ritsyy/fjord,staranjeet/fjord,Ritsyy/fjord,lgp171188/fjord,mozilla/fjord,DESHRAJ/fjord,rlr/fjord,hoosteeno/fjord,lgp171188/fjord,staranjeet/fjord,hoosteeno/fjord,mozilla/fjord,mozilla/fjord,DESHRAJ/fjord,Ritsyy/fjord,mozilla/fjord,staranjeet/fjord,staranjeet/fjord,rlr/fjord,DESHRAJ/fjord,rlr/fjord,Ritsyy/fjord