Corrected issue with providing options to filepicker.pick

Author: mminkoff

addon/mixins/ember-filepicker.js

@@ -40,7 +40,7 @@ export default Ember.Mixin.create({
  }
  else {
  filepicker.pick(
- options.picker,
+ options,
  Ember.run.bind(this, this.handleSelection),
  Ember.run.bind(this, this.handleError)
  );