Added password change form

app/templates/change_password.html

@@ -0,0 +1,17 @@
+{% extends "base.html" %}
+
+{% block body %}
+<h2>Change Password</h2>
+
+<form method="POST">
+  <dl>
+    <dt>Old password:</dt>
+    <dd><input type="password" name="old_password"></dd>
+    <dt>New password:</dt>
+    <dd><input type="password" name="new_password"></dd>
+    <dt>New password, again:</dt>
+    <dd><input type="password" name="confirm_password"></dd>
+    <dd><input type="submit" value="Save"></dd>
+  </dl>
+</form>
+{% endblock %}