properly initialize tips JS on elsewhere profile pages

resolves #2004
standardize on `if not locked` for tips JS initialization

it turns out that Twitter wasn't checking if the given account was
locked :o
fix leak of received amounts
Merge pull request #2007 from gittip/2004-tips-js

properly initialize tips JS on elsewhere profile pages
Bump version to 11.2.16
Bump version to 11.2.16-dev
Merge pull request #2009 from gittip/fix-anonymous-receiving

fix leak of received amounts
Merge branch 'master' into elsewhere
add tests and fix spotted bugs