migrate all "mof" repos to "mof.world" organization

[kjappelbaum]

and then use the mof.world domain (?)

[kjappelbaum]

got the https://github.com/mof-world orga, should make a landing page for all the repos.

Something along the lines of https://dgbowl.github.io/ is probably good enough for now.

[kjappelbaum]

prepared the basic page