Fix missing Update Settings button (Profile)

An entire section in the profile view was commented out, which
inadvertently also disabled the Cancel and Update Settings buttons. This
fix re-enables those buttons.

Original commit: c7daca76f589bf6cdd925cbf92e066e7374763e0
Improve hiding of disabled features (Profile)

This prevents the password change fields from being outputted to the
browser as HTML comments.

Original commit: 4ee9fdcbcae3d17c1859b1b8eb55a4f5bddb874b
Merge pull request #39 from va7map/regressfix-profile

Fix missing Update Settings button in user profile settings page