Fix a typo on the main project Web page.
Fix a typo on the main project Web page.

* www/index.html: The project logo is a .png, not a nothing.

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