added MyAccount link to header
added header link to Ask a Librarian
added utility link (course reserves) to footer
adjusted div structure to footer for new utility links
added rest of utility links to footer
added bullet separators to utility links
updated api link in footer, fixed bullet display
fixed external link from https to http
increased footer height as prep for block wrap on handheld
added id to utility links div, removed inline styling
set margin to inherit for utility link div in wider window
adjusted top margin for utility links to 0
Merge pull request #749 from gwu-libraries/t720-edit-header-footer

T720 edit header footer