Use an absolute URL for the 404 page.
Use an absolute URL for the 404 page.


Former-commit-id: 5cdfd505abba9f4d58d6560a0abd5674dffd89da
guilherme-pg/citationhunt,eggpi/citationhunt,guilherme-pg/citationhunt,guilherme-pg/citationhunt,eggpi/citationhunt,eggpi/citationhunt,eggpi/citationhunt,guilherme-pg/citationhunt