Remove old directory structure
Unify preseed by operating system (until we find an edge case)
Remove disk_size (Packer uses a sane default)
Unify Ubuntu templates
Remove Chef install.sh
Remove networking (not needed)
Exit on failure when installing vmtools.sh
Link VirtualBox Guest Additions
Fail when a bad version of guest additions is specified
Move sudoers configuration into the core vagrant definition
Fix networking issues on Ubuntu
Update Debian scripts for 6 and 7
Move scripts from script/ubuntu -> scripts/debian
Apply a special sudoers fix to Ubuntu 10.04
Update Centos 5 and 6 templates and scripts
Update Fedora templates

- Fixes #218
Update output paths and VM names for Mac OSX
Update Fedora 2
Update omnios-r151006 template
Update Omnios r151008t