Added views for /gelman/sign, /eckles/sign, /vstc/sign, setting for SIGN_WIDTH, and logic in templates to force this width.  Fixes #164.
Added /sign URLs to 404 page
Moved sign width out of the settings file and made it part of the sign URL.  Fixes #164
Fixed missing footer tag
width is passed as unicode; needed to cast as int to pass to page
Merge pull request #172 from gwu-libraries/t164_signview

T164 signview