Followup to r27713: fix compiler warnings.
Followup to r27713: fix compiler warnings.

* subversion/tests/libsvn_subr/mergeinfo-test.c
  (verify_mergeinfo_parse): apr_hash_this takes a
   void **, which is not the same as anything_else **.
  (mergeinfo_vals): "/*" inside a comment is not
   so hot.

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