Finished release v0.2.7.

* release/v0.2.7:
  buildout.cfg: changed isolated python version to v2.7.6.20
  buildout.cfg: changed isolated python version to v2.7.6.19
  STORAGEMODEL-306 fixing previous commit
  STORAGEMODEL-306 fixing previous commit
  HIP-1338 fixing partition prefix on mpath devices on Ubuntu