Bug 17859 - Move JavaScript to the footer on about and auth pages

Bug 17859 - Move JavaScript to the footer on about and auth pages

This patch modifies the about page and the login page templates so that
JavaScript is included in the footer instead of the header.

To test, apply the patch and test each page to confirm that
JavaScript-based interactions are unaffected:

- On the About page tabs and header menu dropdowns should work correctly

Signed-off-by: Josef Moravec <josef.moravec@gmail.com>
Signed-off-by: Jonathan Druart <jonathan.druart@biblibre.com>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>