- Handle unexpected DNF exit (bcl)
    - Fix bad space needed messages (jkonecny)
    - nosetests-3.5 is now the right version. (clumens)
    - Ignore a pylint error about how we're using Popen (dshea)
    - Mark an unused variable as unused (dshea)
    - Ignore type-related errors for types pylint can't figure out (dshea)
    - Import errors are just regular errors now (dshea)
    - Replace the remaining log.warn calls with log.warning. (dshea)
    - Fix an erroneously bare raise statement (dshea)
    - Replace the deprecated assertEquals with assertEqual (dshea)
    - Don't add a None to the list of things to unmount on ostree installs.
      (clumens)