Move frontend tests out of zerver/tests/.

This fixes an unfortunate bug where the backend tests in
zerver/tests.py were not being run automatically, and also makes these
a bit easier to find.

frontend_tests/casperjs/samples/each.js

@@ -0,0 +1,20 @@
+/*jshint strict:false*/
+/*global CasperError console phantom require*/
+
+var casper = require("casper").create();
+
+var links = [
+    "http://google.com/",
+    "http://yahoo.com/",
+    "http://bing.com/"
+];
+
+casper.start();
+
+casper.each(links, function(self, link) {
+    this.thenOpen(link, function() {
+        this.echo(this.getTitle() + " - " + link);
+    });
+});
+
+casper.run();