Added Gitter link and docs link.
Added Gitter link and docs link.

iron-io/functions,iron-io/functions,treeder/functions,pedronasser/functions,fnproject/fn,iron-io/functions,SomethingTechnical/functions,SomethingTechnical/functions,treeder/functions,fnproject/fn,pedronasser/functions,treeder/functions,SomethingTechnical/functions,pedronasser/functions,fnproject/fn