Fix several warnings in the swig binding compilation.
Fix several warnings in the swig binding compilation.

* subversion/bindings/swig/swigutil_py.c
  #include apr_portable.h for apr_os_put_file().
  (svn_swig_py_make_opt_revision): Supply the needed cast to silence a
    compiler warning.
  (svn_swig_py_make_file): Only need one variable named status.

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