Add basic dtrace for JS compilation
redesigned header (bug 858718)
Fix for buttons.js
darken placeholder text for Search field (bug 858718)
Fix broken Fireplace tests

Phantom defaults navigator.onLine to false. This fixes that.
simplify colours
add gradientLinear mixin
Cleave some filth
Pagination cache rewriting
flex shift on mobile now that header titles are gone
fix several JS errors when trying to call overflow.init() on detail page
Details page (bug 860384)