R1:3e147dd61cad

Fix some easy phutil_render_tag()

Summary:
- Grepped for phutil_render_tag().
- Fixed some easy ones.

Test Plan:
- Browsed around; site didn't seem more broken than it was before.

Reviewers: vrana

Reviewed By: vrana

CC: aran

Differential Revision: https://secure.phabricator.com/D4638