Added Cygwin termcap and terminfo packages to fix backspace issues

Added Cygwin termcap and terminfo packages to fix backspace issues
Removed "SSHD" from 'netsh' command as it reported a syntax error (see screenshot)
Symlinked /home/vagrant to %SystemDrive%/users/vagrant (missing in some configs)
Corrected product key in misheska-win2012x64/floppy/Autounattend.xml
Standardized install-cygwin-sshd.bat across all windows builds
Added win7x64pro template
All Windows builds have been tested, and install unattendedly using VMWare WS 10