Add tests for the python bindings of svn.core.svn_mime_type_{validate,is_binary}.
Add tests for the python bindings of svn.core.svn_mime_type_{validate,is_binary}.

* subversion/bindings/swig/python/tests/core.py
  (test_mime_type_validate, test_mime_type_is_binary): New functions.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion