Revert "Show SPringOne 2GX 2014 banner on homepage"

SpringOne2GX registration ended!

This reverts commit 07a864ad0132d21ed9909af3b7291daef2bbe8ea.
Revert "Display SpringOne2GX 2014 banner"

This reverts commit 7c4217928d728547544284e56c24d7b4d851440b.
Fix Pivotal website link in footer