Fixup readme for packer
Merge pull request #93 from someara/vmware

fixing packer templates to work on vmware
Merge pull request #83 from juliandunn/fix-readme-for-packer

Fixup readme for packer
Use proper packer env var for checking VirtualBox
Merge pull request #95 from juliandunn/proper-packer-vmtools-for-vbox

Use proper packer env var for checking VirtualBox
Upgrade to CentOS 5.10
Merge pull request #100 from someara/debian-6.0.8

Debian 6.0.8
Merge pull request #97 from juliandunn/upgrade-centos-5

Upgrade to CentOS 5.10
CentOS 6.4 won't install with only 384MB of RAM -- this was fixed in the vmware section but not in the virtualbox section, so copy it.
Merge pull request #102 from juliandunn/centos-6-increase-memory

CentOS 6.4 won't install with only 384MB of RAM
updating the ubuntu sudoers script to exempt the 'sudo' group instead of 'admin'
setting selinux to permissive by default. testing of selinux cookbook is broken with disabled