commit development & production copies of main stylesheet
sprite updates (see msg)

-change both "img/kaidez-sprite.png" and "img/kaidez-sprite@2x.png"
-update '$bg-size' variablle in grunt/cssSource/_base.scss
commit development & production copies of main stylesheet
begin tweaking sprite settings
update $bg-size variable
commit development & production copies of main stylesheet
update sprites...again
update colophon link settings in grunt/cssSource/_retinaMediaQuery.scss
change colophon box dimension in grunt/cssSource/_desktopStyles.scss
commit development & production copies of main stylesheet
update height for colophon box in grunt/cssSource/_desktopStyles.scss