remove .DS_Store
update .gitignore to add .DS_Store
fix typo ('woof') in font face directive
update font name
remove float from col wrapper to fix Firefox/Opera bug
fix selector names for header
remove font family and weight
white space change
add missing css to final page
add meta tag for IE8
make css in exercise file match finished
make finished styles match selector/property order of tutorial
add web font link to match other pages
change single to double quotes for HTML attributes