Revert "Issue #1226044 by pgrond, martin107, roborn, rbayliss: The password_confirm element should not be aware of the user_form_process_password_confirm process."

This reverts commit dc2e4720.

Issue #1226044 by pgrond, martin107, roborn, rbayliss: The password_confirm element should not be aware of the user_form_process_password_confirm process.

Issue #1274674 by karschsp, pgrond: Added static caching to taxonomy_vocabulary_get_names(). (followup)

Issue #1274674 by karschsp, pgrond, mdupont, aroq: Added static caching to taxonomy_vocabulary_get_names().