WIP: refactor searching related components

* remove unnecessary SearchSuggest.js

src/client/js/components/HeaderSearchBox/SearchSuggest.js

@@ -1,61 +0,0 @@
-import React from 'react';
-import PropTypes from 'prop-types';
-
-import ListView from '../PageList/ListView';
-
-export default class SearchSuggest extends React.Component {
-
-  render() {
-    if (!this.props.focused) {
-      return <div></div>;
-    }
-
-    if (this.props.searching) {
-      return (
-        <div className="search-suggest" id="search-suggest">
-          <i className="searcing fa fa-circle-o-notch fa-spin fa-fw"></i> Searching ...
-        </div>
-      );
-    }
-
-    if (this.props.searchError !== null) {
-      return (
-        <div className="search-suggest" id="search-suggest">
-          <i className="searcing fa fa-warning"></i> Error on searching.
-        </div>
-      );
-    }
-
-    if (this.props.searchedPages.length < 1) {
-      if (this.props.searchingKeyword !== '') {
-        return (
-          <div className="search-suggest" id="search-suggest">
-            No results for "{this.props.searchingKeyword}".
-          </div>
-        );
-      }
-      return <div></div>;
-    }
-
-    return (
-      <div className="search-suggest" id="search-suggest">
-        <ListView pages={this.props.searchedPages} />
-      </div>
-    );
-  }
-
-}
-
-SearchSuggest.propTypes = {
-  searchedPages: PropTypes.array.isRequired,
-  searchingKeyword: PropTypes.string.isRequired,
-  searching: PropTypes.bool.isRequired,
-};
-
-SearchSuggest.defaultProps = {
-  searchedPages: [],
-  searchingKeyword: '',
-  searchError: null,
-  searching: false,
-  focused: false,
-};