Issue Description

Icon can accept an object with different attributes

Steps to Reproduce / Code Snippets / Screenshots

Dear community of users,

We would like to ask for your help and contribute to better documentation for this module.

More examples, better description of features, and making sure that everything is described with an example is what we are aiming for.

If you feel like contributing, please create a PR.
Thank you!

Someone has an example of redux modules in this template? Because I do not really understand how to connect more than 1 module in the component.

When upgrading react-navigation to 2.0, I'm getting a lot of "The StackNavigator
function name is deprecated, please use createStackNavigator instead", which is
fixed easily enough by something like this.

(src/clsjs_react_navigation/base.cljs)

 ;; Navigators
 (defonce createNavigator (gobj/get ReactNavigation #js ["createNavigator"]))
-(defonce StackNavigator (gobj/get ReactNaviga