Add photo visualization page

app/templates/photos.html

@@ -0,0 +1,9 @@
+{% extends "base.html" %}
+{% import 'bootstrap/wtf.html' as wtf %}
+
+{% block app_content %}
+<h1>Photos</h1>
+{% for img_path in images %}
+   <img src="{{img_path|safe}}" alt="Image placeholder" id="photo" style="width: 200px"/>
+{% endfor %}
+{% endblock %}