Print code in Reason 3 syntax.
Support optional object properties.
Add test with React component, including optional properties that map to optional arguments passed to the make function.
Updated refmt using the reason npm package, which included refmt for Reason 3 syntax.
Print code in Reason 3 syntax. Support optional object properties. Add test with React component, including optional properties that map to optional arguments passed to the make function. Updated refmt using the reason npm package, which included refmt for Reason 3 syntax.
Updated snapshot tests.