Updated page titles.

go/templates/login.html

+{% extends 'base.html' %}
+
+
+{% block title %}
+Go - Login
+{% endblock %}
+
+
+{% block content %}
+Login page.
+{% endblock %}

go/templates/signup.html

@@ -2,7 +2,7 @@
 
 
 {% block title %}
-Go - A URL Shortener
+Go - Signup
 {% endblock %}