[bug 970216] Add Top 100 and Top 50 progress bars to l10n dash.

Highlight the Top 100 (bigger bar).

We can probably do a better visualization for this (maybe group Top 20/50/100/All into one stacked bar chart or something). But that would require a lot more than I want to do right now. So they can have this:

<img src="http://f.cl.ly/items/1m3N353n3g0b111i0z0p/Screen%20Shot%202014-03-13%20at%2012.30.56%20PM.png" />

r?