fix for fromJSON with options
added Defaults property
require.resolve - added id argument
force layout defs
Initial commit of Firebase API type definitions
Merge pull request #496 from JesperSchultz/master

fix for options on fromJSON in knockout.mapping
Merge pull request #498 from shearnie/master

Added defaults property to jsPlumb
Merge pull request #499 from Bartvds/master

node.js: added id argument to require.resolve()
Merge pull request #500 from hansrwindhoff/master

added defs for force layouts
Merge pull request #502 from vbortone/feature/firebase

Initial commit of Firebase API type definitions