Added an About Teams page
Renaming teams.spt to teams.html.spt
Finished first DRAFT of teams page
Move js files up into ./js/
Concatenate js files
Rip out my-tip-range

This is unused.
Add GITTIP_JS_SRC envvar
Add filenames to catted js

We're going to minimize these pretty soon anyway, but in development
this will still be helpful prolly.
Take out now-redundant script tags
Made some minor improvements
Merge branch 'master' into now-js
Change div col to div col0
Moved teams page to own subdir
Adding original pull request #1300 into teamdocs branch
Make top header into a link to /about/charts.html.

First task on #1401.
Replace 'Funders' with 'Active Users' on charts.

Second and third task on #1401.
Shuffle graphs around to line them up better.
Adjust whitespace.
fixing 500 error when not logged in
fix bug when tip amount is empty

Before this commit, if a user emptied the tip field then clicked off, they'd be greeted with `NaN`