Update README.md
Cleaned up placeholder images directory.
Icomoon social icons.
Removed unused assets.
Resized logo to fit cleanly for 2x pixel sizing.
Knocked down header font sizes a level, removed media-query font-size
change for now.
Navigation style, initial pass.
Merge pull request #124 from DoSomething/new-nav

New nav
Remove imagemin from build tasks.
Merge pull request #126 from DoSomething/de-imagemin

Remove imagemin from build tasks.
Fixed typo in desktop media query.
Removes extra carriage return
16 columns!
Merge pull request #127 from DoSomething/media-query-fix

Fixed typo in desktop media query.
Removes extra carriage return
16 columns!
lol tuesday
Merge pull request #128 from DoSomething/16-column-grid

16 Columns!
Fixed up header/footer to new 16-column grid.
Unitless line height.