added .gitignore
added basic structure for drag/droppable tiles
implemented example from http://blog.parkji.co.uk/2013/08/11/native-drag-and-drop-in-angularjs.html
make a range of drop tiles with lodash
fixed firefox problem where it tried to load the dragged id as url
delegate drop action to callback into controller
extracted dragndrop.js
pass JSON through dataTransfer
let tiles free-float on the whole page
neater code
finally! tiles are created dynamically from outer scope
allow parent scope to init a tile
randomize initial location
css
fixed steam urls
added kata #5: draggable tiles with steam links on it