Merge pull request #2 from rickyrobinson/master

Code and HTML for initial version.
Yellow line now goes through main stations.
Merge pull request #3 from rickyrobinson/yellowline

Yellow line now goes through main stations.
Removed jquery prefix from files that aren't actually jquery.
Don't need subwayMap.js
Fixed reference to js files in index.html.
Merge pull request #4 from rickyrobinson/notjquery

Notjquery