login

Added login functionality. It's a bit clunky, but it deas what it needs to. Testing needed.
The header now has a search bar, but the page itself needs to be created.

flask/templates/base.html

@@ -11,7 +11,15 @@
     <header>
         <span id="title">{{title}}</span>
         <div id="container">
-            <button class="big-button">&#x1F50E;</div>
+            <form action="/search" method="get">   
+                <input type="text" name="q" placeholder="search">        
+                <input type="submit" value="&#x1F50E;" class="big-button" id="search-button">
+            </form> 
+            {% if login %}
+            <a href="/user/{{userdata[0]}}"><button class="big-button">{{userdata[2]}}</button></a>
+            {% else %}
+            <a href="/login"><button class="big-button">Login</button></a>
+            {% endif %}
         </div>
     </header>
     <div id="content">