Clean settings components

src/settings/components/form/KeymapsForm.jsx

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+import './KeymapsForm.scss';
+import React from 'react';
+import Input from '../ui/Input';
+import keymaps from '../../keymaps';
+
+class KeymapsForm extends React.Component {
+
+  render() {
+    let values = this.props.value;
+    if (!values) {
+      values = {};
+    }
+    return <div className='form-keymaps-form'>
+      {
+        keymaps.fields.map((group, index) => {
+          return <div key={index} className='form-keymaps-form-field-group'>
+            {
+              group.map((field) => {
+                let name = field[0];
+                let label = field[1];
+                let value = values[name];
+                return <Input
+                  type='text' id={name} name={name} key={name}
+                  label={label} value={value}
+                  onChange={this.bindValue.bind(this)}
+                />;
+              })
+            }
+          </div>;
+        })
+      }
+    </div>;
+  }
+
+  bindValue(e) {
+    if (!this.props.onChange) {
+      return;
+    }
+
+    let next = { ...this.props.value };
+    next[e.target.name] = e.target.value;
+
+    this.props.onChange(next);
+  }
+}
+
+export default KeymapsForm;