Add optional instruction to make WinRM start faster

In windows 2008 and Windows 7, the WinRM service defaults to start delayed-auto. In my environment this blocks Vagrant for 2.5min. Setting service to start "auto" reduces this delay significantly.
Merge pull request #49 from stonith/master

Add instruction to reduce delay of WinRM startup
Added vagrant plugin installation notes

This adds notes to the read me based on issue #51
where it was noted how to install vagrant-windows
properly.
Update Box Setup Instructions

This adds the prerequisites to include:
- services
- other setup items already called out

This also adds a note for winrm tool always changing
startup of WinRM service back to Delayed.
Merge pull request #65 from ferventcoder/add-install-readme

Added vagrant plugin installation notes
Merge pull request #66 from ferventcoder/add-winrm-information

Update Box Setup Instructions
Merge branch 'master' into vagrant-1.2

Conflicts:
	README.md
Fixed tests from PR68
Fix issue #53

Updated readme to exclude server core from shutdown tracker and server manager steps