Revert "Fix new space form to correctly inject classes and styles."

This reverts commit 1a10ef09d84e0e3eb15c9aa6f61317efd4221fca.
Revert "Revert "Fix new space form to correctly inject classes and styles.""

This reverts commit a0be64bbad11542975f61700def363958725ac1a.
Revert raven javascript hooks because it's breaking the signup form.