cleared some vagrant-windows keywords, add ssh port forwarding
Merge pull request #10 from StefanScherer/cleanup_for_vagrant_winrm_communicator

cleared some vagrant-windows keywords, add ssh port forwarding
Whoops, trial edition is 64-bit only, reverting 32-bit Windows 7 targets
Adding checksums to Makefile and shortcuts for the shortcuts for Windows 7 (more platforms to come as the verification builds pass)
Adding script to test VagrantCloud boxes
Adding box sizes to README.md
Adding box sizes to README.md
Adding more shortcuts and checksums in the Makefile for Win8 & Win8.1
Add Cloudbees acknowledgement & build status badge
Adding checksum for Windows 2008R2 to Makefile
Merge pull request #19 from misheska/win2008r2checksum

Adding checksum for Windows 2008R2 to Makefile
Adding checksum for Windows 2012
Merge pull request #20 from misheska/win2012checkum

Adding checksum for Windows 2012
Adding checksum for Windows 2012 R2
Merge pull request #21 from misheska/win2012r2

Adding checksum for Windows 2012 R2
Install vagrant-serverspec if not already installed
Fixing typo in "make list" output
Add instructions for Cygwin targets
Adding shortcuts for the shortcuts for Windows 2008 R2
Adding final batch of shortcuts for CI builds for Windows Server 2012 and Windows Server 2012 R2