Bump rep

Bump cloudfoundry-incubator/rep:
  Michael Fraenkel:
     Bump the timeouts to match increased Task wait ( Travis created: https://travis-ci.org/cloudfoundry-incubator/rep/builds/36401731 )
Bump inigo, ifrit

Bump cloudfoundry-incubator/inigo:
  Ted Young:
     use parallel group instead of ordered group
Bump tedsuo/ifrit:
  Ted Young:
     parallel group waits for all members to be ready
  tedsuo:
     fixed parallel group test
Bump to m3.medium since m1's are out
Create final release 0.439 for build 193