Share Panel: The share modal now has an embed option, gives you an iframe that you can use to embedd a single graph on another web site, #1622

fixes #1619 Secure PhantomJS Png rendering

removes auth hack to allow phantomjs to query pages as a user
without auth.  Instead we pass phantomjs the session cookie,
which it then includes in the request.

gofmt. remove extra whitespace

fixes #1606 emit orgCreated event when new org created

correct spelling

Templating: Dashboard will now wait to load until all template variables that have refresh on load set or are initialized via url to be fully loaded and so all variables are in valid state before panels start issuing metric requests. Closes #1255

Add docs for building the docs locally