Allow tabs in files from windowsbuild, as they are mostly third party files

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@21934 18c085ea-50e0-402c-830e-de6fd14e8384
fixing regression introduced due to NSIDED element support

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@21938 18c085ea-50e0-402c-830e-de6fd14e8384
Remove all of windowsbuild from being checked for dos.

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@21941 18c085ea-50e0-402c-830e-de6fd14e8384
Fix casts in a windows-friendly manner

git-svn-id: svn+ssh://portal-auth.nersc.gov/project/projectdirs/visit/svn/visit/trunk/src@21943 18c085ea-50e0-402c-830e-de6fd14e8384