added 2 promos for april 22

pull request tweaks

removed repetitive alt text
Some spacing adjustments for promo slides
added empty alt-attribute
Merge pull request #197 from icaaq/empty-alt

added empty alt-attribute
Fix bug 847609 - Partners page

added links
Merge branch 'bug-847609-partners-page'
Merge pull request #196 from craigcook/bug-847623-awards-page

Bug 847623 - winners page, round one