Begin staging differnt versions of images

Also add test styles
Usable, properly aligned more/less about us plus sign
Update plus image to include colored minuses as well
Add user registration custom template

Also add template.php to make theming possible
Update behaviors of clicking plus buttons
Default about-us section to visible
Change position of top banner image
Update banner styles:

Make links white
Make toggle text behave independtly from others
Remove image margin
Update subscribe form styles to compress
Shrink header menu padding to show more banner image
Change name of reg form to drupal default

Also update app.css in lump some from previous commits
Update more-about-us to default to less-about-us
Update plus images in page template
Update rendering of reg form