Update views.py to attach targets to RNAi.
Revert "Update views.py to attach targets to RNAi."

This reverts commit 812eef6afc674647fbbee57e8dc7836988ef12cd.
Added target for RNAi in view.py.
Merging in master; no conflicts.
Merge remote-tracking branch 'origin/master' into 1447-rnai-targets
Merge pull request #265 from ENCODE-DCC/1447-rnai-targets

1447 rnai targets