Big English header piece

edit: second patch contains gulpfile update
edit: decided to break into boards rather than making a "Big English"
header widget, since that will only be used in a board context.

Change-Id: Ia3e7b9f928b7195a0a5a2b790960be90999f8c91
Add board stats piece

Change-Id: I9c7bb0efae992cd36bfe1052aa19a7a90a6264d0
Add totals earned chart widget

Change-Id: I1881e92e727e7aaa467b57d36633e36d67a65944