Merge pull request #428 from joshsamuelson/lvm/swap_fix

Using heuristic overcommit to fix out of memory errors
Fixed ping arguments from OSX to Linux version
Fixed ping arguments from OSX to Linux version
Merge pull request #429 from joshsamuelson/ping_fix

Ping fix
windows specific git setup
Don't add Administrator user on Linux master
Per user SSH key on windows
Some nice Windows packages
Merge pull request #430 from joshsamuelson/windows_classroom

Windows classroom
using the userprefs notepad
Merge pull request #431 from joshsamuelson/windows_classroom

using the userprefs notepad
Fixed PE login name for learnign vm motd
Merge pull request #433 from kjhenner/fix-pe-login

Fixed PE login name for learnign vm motd