instructions on where to put css require line
make sure row cell widths do not collapse during dragging
preventing cell width collapse during dragging, borrowed from here http://www.foliotek.com/devblog/make-table-rows-sortable-using-jquery-ui-sortable/
Merge branch 'master' of github.com:randomm/activeadmin-ranked-model
removed console logging
Merge pull request #3 from randomm/master

Small additions to README + ensuring tidy drag and drop