cubicweb-vcsfile #4869927 add facets to filter revisions by phase and author [done]

prioritynormal
typeenhancement
done in<not specified>
load0.200
load left0.000
closed by#bb3ff9e91615 [views/facets] Add facets for "author" and "phase" on Revision
patch[views/facets] Add facets for "author" and "phase" on Revision [applied]