Brazilian portuguese translation update.
Brazilian portuguese translation update.

 * subversion/po/pt_BR.po:
   Update translation to r14549.
   Fixed 4 fuzzy translation and 1 untranslated messages.

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