Wording change on Harvard form around their library hours

Signed-off-by: Matt Bernhardt <mjbernha@mit.edu>
Removing IM details from form and email template (made by Remlee)

Signed-off-by: Matt Bernhardt <mjbernha@mit.edu>
Changing forms ehader to synchronize with new nav options

Signed-off-by: Matt Bernhardt <mjbernha@mit.edu>