HTML email

Used Foundation's INK to create an HTML email template.

Dynamic content needs to be added to `layout.php`
Added class for templateing code block

Add the class "highlight" to style "template code block"
Top Bar Margin Fix

added `margin-bottom` to top-bar to fix spacing issue
Clickable Logo

Made logo clickable to route to dashboard home.
Adjusted Breadcrumb

better breadcrumb hierarchy and drilling
General Settings

Adjusted @imports and Foundation Settings.
Removed test code
Merge pull request #99 from ushahidi/ui-refactor

Ui refactor