fixed path in webmail/lib.py
fixed path in webmail/lib.py

If you had moved your MEDIA_ROOT somewhere else, this wouldn't have
worked probably.

carragom/modoboa,bearstech/modoboa,modoboa/modoboa,bearstech/modoboa,bearstech/modoboa,tonioo/modoboa,carragom/modoboa,modoboa/modoboa,RavenB/modoboa,modoboa/modoboa,modoboa/modoboa,carragom/modoboa,mehulsbhatt/modoboa,RavenB/modoboa,mehulsbhatt/modoboa,tonioo/modoboa,mehulsbhatt/modoboa,RavenB/modoboa,bearstech/modoboa,tonioo/modoboa