[ccache/el6/master] (12 commits) ...- Update to 3.1, fixes #610853. - Make sh profile script "nounset" clean.

[Ville Skyttä]

Summary of changes:

  d0de522... Fix typo that causes a failure to update the common directo (*)
  f4ba2cd... - Minor profile.d script performance improvements. - Fix ha (*)
  28a127a... - Update to 3.0pre0, all old patches applied/superseded ups (*)
  d688fbd... - Update to 3.0pre1 (#591040), license changed to GPLv3+. (*)
  ab56ad3... - Reintroduce minor profile.d script performance improvemen (*)
  f4f7bca... - Update to 3.0, no-strip patch no longer needed. (*)
  3b23c05... Drop no longer needed STRIP=:. (*)
  e0315c1... Drop stale setup dependeny, pathmunge is no longer used. (*)
  18fa0eb... - Update to 3.0.1. (*)
  518fac1... dist-git conversion (*)
  fc4c39b... - Update to 3.1, fixes #610853. - Make sh profile script "n (*)
  6267e03... - Update to 3.1, fixes #610853. - Make sh profile script "n

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