Correct error in team docs

We erroneously stated that team's never get a payout directly, which
isn't true. If there's a bank account attached then whatever's leftover
will be deposited just like for a regular account.
Remove errant caption

This sentence came over in a copy/paste from Medium, but doesn't make
sense in context (the colon at the end of the previous paragraph is
meant to lead in to the graph).
Merge pull request #1418 from gittip/correct-team-docs

Correct team docs