Use xterm webLinks addon (#2810)

Fixes #2809

lib/components/term.js

@@ -2,12 +2,14 @@
 import React from 'react';
 import {Terminal} from 'xterm';
 import * as fit from 'xterm/lib/addons/fit/fit';
+import * as webLinks from 'xterm/lib/addons/webLinks/webLinks';
 import {clipboard} from 'electron';
 import * as Color from 'color';
 import terms from '../terms';
 import processClipboard from '../utils/paste';
 
 Terminal.applyAddon(fit);
+Terminal.applyAddon(webLinks);
 
 // map old hterm constants to xterm.js
 const CURSOR_STYLES = {
@@ -79,6 +81,8 @@ export default class Term extends React.PureComponent {
     this.term = props.term || new Terminal(this.termOptions);
     this.term.attachCustomKeyEventHandler(this.keyboardHandler);
     this.term.open(this.termRef);
+    this.term.webLinksInit();
+
     if (props.term) {
       //We need to set options again after reattaching an existing term
       Object.keys(this.termOptions).forEach(option => this.term.setOption(option, this.termOptions[option]));