Fix bug in using webb_site router with RegisterController, a=chris

diff --git a/src/controllers/RegisterController.php b/src/controllers/RegisterController.php
index 664913c47..ad233756c 100755
--- a/src/controllers/RegisterController.php
+++ b/src/controllers/RegisterController.php
@@ -119,7 +119,7 @@ class RegisterController extends Controller implements CrawlConstants
      * Besides invoking the base controller, sets up in field variables
      * the captcha and recovery question and possible answers.
      */
-    public function __construct()
+    public function __construct($web_site = null)
     {
         $locale = LocaleModel::$current_locale;
         $register_view = $this->view("register");
@@ -151,7 +151,7 @@ class RegisterController extends Controller implements CrawlConstants
             $this->activities = ["createAccount", "emailVerification",
                 "processAccountData", "suggestUrl"];
         }
-        parent::__construct();
+        parent::__construct($web_site);
     }
     /**
      * Main entry method for this controller. Determine which account
@@ -248,8 +248,8 @@ class RegisterController extends Controller implements CrawlConstants
         $data[C\CSRF_TOKEN] = $this->generateCSRFToken($user);
         $view = $data['REFRESH'];
         if (!isset($_SESSION['REMOTE_ADDR'])) {
-            if ($_REQUEST['a'] != 'createAccount' && !(
-                $_REQUEST['a'] == 'suggestUrl' && !isset($_REQUEST['arg']))) {
+            if (empty($_REQUEST['a']) || ($_REQUEST['a'] != 'createAccount' &&
+                !($_REQUEST['a'] == 'suggestUrl' && !isset($_REQUEST['arg'])))){
                 $view = "signin";
                 $data['SCRIPT'] = "doMessage('<h1 class=\"red\" >".
                     tl('register_controller_need_cookies')."</h1>');";
diff --git a/src/controllers/TestsController.php b/src/controllers/TestsController.php
index b3d7465ac..96738ee2e 100644
--- a/src/controllers/TestsController.php
+++ b/src/controllers/TestsController.php
@@ -69,7 +69,8 @@ $_SERVER["LOG_TO_FILES"] = false;
 class TestsController extends Controller
 {
     /**
-     *
+     * Handles requests to list all tests, run all test cases, or run a
+     * particular test case
      */
     public function processRequest()
     {
@@ -243,7 +244,6 @@ class TestsController extends Controller
         }
         return $data;
     }
-
     /**
      * Gets the names of all the unit test files in the current directory.
      * Doesn't really check for this explicitly, just checks if the file
diff --git a/src/library/VersionManager.php b/src/library/VersionManager.php
index bce81518d..df3549bda 100644
--- a/src/library/VersionManager.php
+++ b/src/library/VersionManager.php
@@ -311,7 +311,7 @@ class VersionManager
         return self::SUCCESS;
     }
     /**
-     * Deletes a file $file from the head version of the repository
+     * Deletes a file $file from the version of the repository
      *
      * @param string $file name of file to delete
      * @param bool $lock whether or not a lock should be obtained before
@@ -455,8 +455,6 @@ class VersionManager
         }
     }
     /**
-     *
-     *
      * @param int $timestamp of version what to restore to
      * @param bool $lock whether or not a lock should be obtained before
      *      carrying out the operation