Update support and tests for unicode-bidi (isolate, isolate-override, plaintext)
Merge pull request #96 from mattiacci/unicode-bidi

Update support and tests for unicode-bidi
Add touch-action and -ms-touch-action.
Merge pull request #98 from tjvantoll/touch-action

Add touch-action and -ms-touch-action.
Version bump
Release 0.2.4