[release] Add definition for 2.8.6
[release] Add PE 3.2.x support

Mainly a straight copy of PE 3.1 bits, which is why answer files have been
working. Only changes are new operating system support:

  - Solaris 11
  - Debian 7
[release] Bump LATEST_RELEASE to 3.2.2
[release] Add Debian 7 to all PE 3.x releases
Merge pull request #57 from Sharpie/update-releases

Update PE releases