Add iconClasses to lookup

Author: donnieberg

components/SLDSLookup/Menu/index.js

@@ -82,6 +82,7 @@ class Menu extends React.Component {
         type={this.props.type}
         iconCategory={this.props.iconCategory}
         iconName={this.props.iconName}
+        iconClasses={this.props.iconClasses}
         searchTerm={this.props.searchTerm}
         index={i}
         isActive={isActive}

components/SLDSLookup/index.jsx

@@ -277,6 +277,7 @@ class SLDSLookup extends React.Component {
         type={this.props.type}
         iconCategory={this.props.iconCategory}
         iconName={this.props.iconName?this.props.iconName:this.props.type}
+        iconClasses={this.props.iconClasses}
         focusIndex={this.state.focusIndex}
         listLength={this.state.listLength}
         items={this.state.items}