Revert "Bug 1061682 - [Messages] Header shows wrong icons for back\close actions"
Merge pull request #9 from gaia-components/revert-8-bug1061682

Revert "Bug 1061682 - [Messages] Header shows wrong icons for back\close...
Bug 1061682 - [Messages] Header shows wrong icons for back\close actions
Merge pull request #10 from yor-mozilla-com/bug1061682

Bug 1061682 - [Messages] Header shows wrong icons for back\close actions
Removed unwanted debug code
v0.3.13
Renamed to make debugging clearer
Improved example to include theme picker
Bundled CSS into JS for simplicity and to remove risk of component ever looking unstyled
Removed unused variable