adds link to modencode page in the top section
adds link to modencode page in the top section



Former-commit-id: 10cd5618f42c03b4398657f37eeb3b88258ae129
julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine,julie-sullivan/phytomine