Update the URL to weblogo in the README
Update the URL to weblogo in the README

Move the URL from weblogo 2 to weblogo 3.

Fix issue #28.

jbarnoud/PBxplore,pierrepo/PBxplore,HubLot/PBxplore,HubLot/PBxplore,pierrepo/PBxplore,jbarnoud/PBxplore