New webpage structure, not yet finished. Change password implemented again (#11)

* Adjusted GUI of daily dashboard to better deal with float values

* Change password + New base (#10)

* created a new Base template to test with

* Changed out the base and added a new password page

* Password change works, UI needs redisgn

application/templates/flash.html

@@ -0,0 +1,9 @@
+{% with messages = get_flashed_messages() %}
+{% if messages %}
+<div class="alert alert-info">
+    {% for message in messages %}
+    <p>{{ message }}</p>
+    {% endfor %}
+</div>
+{% endif %}
+{% endwith %}