re-organize components and actions by feature (#5518)

Now the files grouped based on the features instead of
the previous approach of grouping by type.

browser/app/js/browser/StorageInfo.js

@@ -0,0 +1,64 @@
+/*
+ * Minio Cloud Storage (C) 2018 Minio, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import React from "react"
+import { connect } from "react-redux"
+import humanize from "humanize"
+import * as actionsCommon from "./actions"
+
+export class StorageInfo extends React.Component {
+  componentWillMount() {
+    const { fetchStorageInfo } = this.props
+    fetchStorageInfo()
+  }
+  render() {
+    const { total, free } = this.props.storageInfo
+    const used = total - free
+    const usedPercent = used / total * 100 + "%"
+    const freePercent = free * 100 / total
+    return (
+      <div className="feh-usage">
+        <div className="fehu-chart">
+          <div style={{ width: usedPercent }} />
+        </div>
+        <ul>
+          <li>
+            <span>Used: </span>
+            {humanize.filesize(total - free)}
+          </li>
+          <li className="pull-right">
+            <span>Free: </span>
+            {humanize.filesize(total - used)}
+          </li>
+        </ul>
+      </div>
+    )
+  }
+}
+
+const mapStateToProps = state => {
+  return {
+    storageInfo: state.browser.storageInfo
+  }
+}
+
+const mapDispatchToProps = dispatch => {
+  return {
+    fetchStorageInfo: () => dispatch(actionsCommon.fetchStorageInfo())
+  }
+}
+
+export default connect(mapStateToProps, mapDispatchToProps)(StorageInfo)