Adding macros for packaging.

git-svn-id: https://svn.code.sf.net/p/moose/code/moose/trunk@6206 d1858a74-f715-0410-99c9-c66fe9cce3d6
Local macros in cmake builds the package. Need to check for dependencies.
Fixed dependencies.

git-svn-id: https://svn.code.sf.net/p/moose/code/moose/trunk@6207 d1858a74-f715-0410-99c9-c66fe9cce3d6
Added postints and prerm scripts to cpack.