Adding shell provisioning. Supports both inline and script based shell provisioning.
Fixes #2
Updating .gitignore to include .vagrant directory.
Adding README.md for example_box.
Updated example_box\readme
Merge branch 'master' into shell-provisioning
Added New Commands section with RDP command
Provision for chef-solo.
Merge remote-tracking branch 'origin/shell-provisioning' into chef-shell

Conflicts:
	lib/vagrant-azure.rb
Merge branch 'chef-solo and shell-provisioning'