added .editorconfig file http://editorconfig.org
added .gitingore so that unnecessary files do not get included
[week 3] added further reading for global objects and reserved words
added a basic html page to run our javascript exercises
fixed typo and removed 'for those who missed it' section
Added a coincide resource that covers all the basics
changed formatting from a h4 to a h3 for consistency
added new further reading links (Try jQuery, Code Wars, jQuery Selectors)
added practical exercises for week 3
added .button style and normalize stylesheet