- fix typo in exception.py
    - add cmpKernelEVR function to compare kernel versions (BZ# 526414)
    - change selinux plugin to use tempfilej
    - added commandline argument checking for --buildsrpm (BZ# 605800)
    - create empty faillog and lastlog in <chroot>/var/log (BZ# 585973 & 633435)
    - changed copyin/copyout prints from debug to info
    - from Alan Franzoni <mailing@franzoni.eu>:
      - reworked the root object _umountall() method
    - fix epel4 chroot cleanup and umountall issue
    - add exception trapping code to _unlock_and_rm_chroot() method