Bug 905454 - Fix delete key in e10s (r=felipe)
Bug 899222 - Make about:home work via message passing (r=felipe).

--HG--
rename : browser/modules/AboutHomeUtils.jsm => browser/modules/AboutHome.jsm
Bug 888898 - Fix rooting in setObjectMetadataCallback (r=bhackett)
Backout bug 899222 (forgot to apply review comments)

--HG--
rename : browser/modules/AboutHome.jsm => browser/modules/AboutHomeUtils.jsm
Bug 905002: backout bug 879717 until we can fix the mac-only regression rs=roc
Bug 863306: Propagate RTCP_MUX Status to pipeline via VCM. r=abr
Bug 905215 - Add a test sheet for HTML elements, r=davidb