added authentication

CalibreWebCompanion/library/templates/registration/sign_up.html

@@ -0,0 +1,13 @@
+{% extends "stripped_base.html" %}
+
+{% block content %}
+
+<form method="post">
+    {% csrf_token %} {{form.as_p}} <input type="submit" value="Sign up"></form>
+  
+
+
+{% endblock %}
+
+
+