modify creation of default.cfg link to force creation if the
symlink exists but doesn't point to a valid config [BZ# 741145]
remove TZ from default environment [BZ# 754701]
unbuffer output from --chroot command [BZ# 744761]
added -debug stanzas in configs [BZ# 610823]
report package contents of chroot after init [BZ# 736858]
add _umountall() call to clean [BZ# 502922]
updated release checklist overview and 1.1 checklist
add code to tmpfs plugin to try a force umount on umount fail
add 'lazy' option (-l) to umount
prevent exceptions when showing installed packages on EPEL-4
deleted unused (or cannot be used) configs
from Davi Arnaut <davi.arnaut@gmail.com>
set chroot environment variables from config files [BZ# 753179]