better job of checking for name conflicts. Ignore conflicting names with a warning. Adjust the testsuite accordingly. git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@12135 626c5289-ae23-0410-ae9c-e8d60b6d4f22
git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@4449 626c5289-ae23-0410-ae9c-e8d60b6d4f22