WIP: refactor searching related components

* remove HeaderSearchBox

src/client/js/components/HeaderSearchBox.js

@@ -1,37 +0,0 @@
-// This is the root component for #search-top
-
-import React from 'react';
-
-import HeaderSearchForm from './HeaderSearchBox/HeaderSearchForm';
-// import SearchSuggest from './HeaderSearchBox/SearchSuggest'; // omit since using react-bootstrap-typeahead in SearchForm
-
-export default class SearchBox extends React.Component {
-
-  constructor(props) {
-    super(props);
-  }
-
-  render() {
-    return (
-      <div className="search-box">
-        <HeaderSearchForm />
-        {/* omit since using react-bootstrap-typeahead in SearchForm
-        <SearchSuggest
-          searchingKeyword={this.state.searchingKeyword}
-          searchedPages={this.state.searchedPages}
-          searchError={this.state.searchError}
-          searching={this.state.searching}
-          focused={this.state.focused}
-          />
-        */}
-      </div>
-    );
-  }
-}
-
-SearchBox.propTypes = {
-  //pollInterval: PropTypes.number,
-};
-SearchBox.defaultProps = {
-  //pollInterval: 1000,
-};