Missed adding file type to a few download buttons.
Merge pull request #84 from yeastgenome/protein-dl-file-type

Missed adding file type to a few download buttons.
New logos. Standard and Hi-Rez versions.
Use new logo, w/media query to load hi-rex for Retina screens.
Merge pull request #85 from yeastgenome/logo-update-1945

Logo update 1945
Merge branch 'master' into sequence-fixes
Fixed #2801.