BZ-12892: create GruntBase for JS repos
Merge branch 'master' into release-candidate
Merge remote-tracking branch 'origin/RC02014821' into release-candidate

* origin/RC02014821:
  BZ-12892: create GruntBase for JS repos
Merge remote-tracking branch 'origin/release-candidate' into RC02014821

* origin/release-candidate:
  BZ-12892: create GruntBase for JS repos