Initial cleanup of the codebase

Change-Id: Idbc92ea3c2d7ee4d4807d1d83ceee9a299b9a9f7
diff --git a/app/templates/flash_messages.html b/app/templates/flash_messages.html
new file mode 100644
index 0000000..b2c6a5d
--- /dev/null
+++ b/app/templates/flash_messages.html
@@ -0,0 +1,10 @@
+{% with messages = get_flashed_messages(with_categories=true) %}
+{% if messages %}
+{% for category, message in messages %}
+<div class="alert alert-{{ category }}" role="alert">
+    <span class="sr-only">{{ category }}:</span>
+    {{ message }}
+</div>
+{% endfor %}
+{% endif %}
+{% endwith %}
\ No newline at end of file