Small template fixes

Author: urmanbm

user/templates/registration/login.html

@@ -29,13 +29,13 @@ <h2>Log in with</h2>
 </div>
 <form class="ui large form" style="text-align: left;" method="post">
     {% csrf_token %}
-    <div class="field">
+    <div class="field {% if form.username.errors %}error{% endif %}">
         <div class="ui left icon input">
             <i class="envelope icon"></i>
             <input type="text" name="username" placeholder="Email">
         </div>
     </div>
-    <div class="field">
+    <div class="field {% if form.password.errors %}error{% endif %}">
         <div class="ui left icon input">
             <i class="lock icon"></i>
             <input type="password" name="password" placeholder="Password">

user/templates/user/base.html

@@ -21,5 +21,4 @@
         </div>
     </div>
 </body>
-
 </html>

user/templates/user/register.html

@@ -61,8 +61,8 @@ <h2>Sign up with</h2>
     </div>
     <div class="field">
         <div class="ui checkbox">
-            <input type="checkbox" name="newsletter">
-            <label>I'd like to receive PlacePass news and offers</label>
+            <input type="checkbox" name="newsletter" id="newsletter-checkbox">
+            <label for="newsletter-checkbox">I'd like to receive PlacePass news and offers</label>
         </div>
     </div>
     <h5 class="ui grey header">By signing up, I agree to the PlacePass <a href="http://www.example.com"><span>Terms of