added capability to add CMAKE variables to the cmake command in the format '-Dvar=value'
added capability to add CMAKE variables to the cmake command in the format '-Dvar=value'

git-svn-id: dcef21d3ff4cbd8dced82702dcaad637bf246ecc@1475 aa0779c3-6ec2-4b84-a212-a405c134cd8d

pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA,pemryan/DAKOTA