moved to github

git-svn-id: http://svn.augsburg.freifunk.net/meshkit@789 c59f2a53-1f6a-49bd-a20d-d3124f46c12c
add README with new github url

git-svn-id: http://svn.augsburg.freifunk.net/meshkit@790 c59f2a53-1f6a-49bd-a20d-d3124f46c12c