warnings/widgets: forID is not required + typo

src/components/Widgets/BooleanControl.js

@@ -4,10 +4,10 @@ import Switch from 'react-toolbox/lib/switch';
 
 export default class BooleanControl extends React.Component {
   render() {
-    const { value, field, forId, onChange } = this.props;
+    const { value, field, forID, onChange } = this.props;
     return (
       <Switch
-        id={forId}
+        id={forID}
         checked={value === undefined ? field.get('defaultValue', false) : value}
         onChange={onChange}
       />
@@ -18,6 +18,6 @@ export default class BooleanControl extends React.Component {
 BooleanControl.propTypes = {
   field: ImmutablePropTypes.map.isRequired,
   onChange: PropTypes.func.isRequired,
-  forID: PropTypes.string.isRequired,
+  forID: PropTypes.string,
   value: PropTypes.bool,
 };

src/components/Widgets/ListControl.js

@@ -30,7 +30,7 @@ export default class ListControl extends Component {
     onChange: PropTypes.func.isRequired,
     value: PropTypes.node,
     field: PropTypes.node,
-    forID: PropTypes.string.isRequired,
+    forID: PropTypes.string,
     getAsset: PropTypes.func.isRequired,
     onAddAsset: PropTypes.func.isRequired,
     onRemoveAsset: PropTypes.func.isRequired,

src/components/Widgets/NumberControl.js

@@ -13,5 +13,5 @@ export default class StringControl extends React.Component {
 StringControl.propTypes = {
   onChange: PropTypes.func.isRequired,
   value: PropTypes.node,
-  forID: PropTypes.string.isRequired,
+  forID: PropTypes.string,
 };

src/components/Widgets/ObjectControl.js

@@ -12,7 +12,7 @@ export default class ObjectControl extends Component {
     getAsset: PropTypes.func.isRequired,
     value: PropTypes.node,
     field: PropTypes.object,
-    forID: PropTypes.string.isRequired,
+    forID: PropTypes.string,
     className: PropTypes.string,
   };
 

src/components/Widgets/StringControl.js

@@ -12,6 +12,6 @@ export default class StringControl extends React.Component {
 
 StringControl.propTypes = {
   onChange: PropTypes.func.isRequired,
-  forID: PropTypes.string.isRequired,
+  forID: PropTypes.string,
   value: PropTypes.node,
 };

src/components/Widgets/TextControl.js

@@ -27,6 +27,6 @@ export default class StringControl extends React.Component {
 
 StringControl.propTypes = {
   onChange: PropTypes.func.isRequired,
-  forID: PropTypes.string.isRequired,
+  forID: PropTypes.string,
   value: PropTypes.node,
 };