PT-1325 - Removed meaningless alt text "The White House Emblem".
PT-1400: Set vars and turned on petitionssignature module for updates
and new installs and added minor style changes to post submit petition
box to ensure grey bg and red h3.

petitions_maintenance.install
petitions_maintenance.module
petitions.install
petitions.info
fortyfour.css
fortyfour.scss

Conflicts:
	projects/petitions/modules/custom/petitions_maintenance/petitions_maintenance.install
PT-1394: Fixed minor cosmetic issues to ensure consistency with comps.