Add util for opening centered window (bug 1101002)
Fix jshint on tests
Update test strings
More whitespace for division
Stash old window.open on testcase
Merge pull request #45 from muffinresearch/window-openings

Add util for opening centered window (bug 1101002)
Add fxpay source map for easier debugging

Sadly, this doesn't help much in Firefox:
https://bugzilla.mozilla.org/show_bug.cgi?id=670002

In Chrome it's nice though.
Merge pull request #46 from kumar303/src-map

Add fxpay source map for easier debugging
Show sad-banner in example on non-Firefox browsers
Added note about the source map in the changelog