Merge pull request #12 from lihaoyi/patch-1

Added Scalatags to Libraries and misc fixes.
Ignore Eclipse and JEdit files
Initial cookbook page + 2 recipes
Additional recipes for project-setup
Merge pull request #14 from sebnozzi/master

Scala.js Cookbook
Broken Link to Roll Game
Merge pull request #16 from techaddict/master

Fixed Broken Link for Roll, game by Li haoyi
Refactored contributing page to mostly link to the ideas tag on the issue tracker