[python-rosinstall/f20] (3 commits) ...Update to release 0.7.4

[rmattes]

Summary of changes:

  05bedb0... - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass (*)
  06a51cd... Replace python-setuptools-devel BR with python-setuptools (*)
  295c099... Update to release 0.7.4 (*)

(*) This commit already existed in another branch; no separate mail sent