Add ZTE Open II to FxOS devices page. Bug 1031046.

- Improve loading of page with hash.
- Replace curly quotes with straight quotes for inch
  measurements.
Merge pull request #2132 from jpetto/bug-1031046-fxos-devices-zte-open2

Add ZTE Open II to FxOS devices page. Bug 1031046.
Bug 881754 - Add az, ff to /new redirect rule
Bug 925278 - Add ast, ff to /channel redirect rule
Merge pull request #2134 from flodolo/new_az_ff

Bug 881754 - Add az, ff to /new redirect rule
Merge pull request #2135 from flodolo/channeL_ast_ff

Bug 925278 - Add ast, ff to /channel redirect rule