made things prettier

app/__init__.py

@@ -1,5 +1,7 @@
 import os
 import logging
+import markdown
+from markupsafe import Markup
 from logging.handlers import WatchedFileHandler
 from flask import Flask
 from flask_socketio import SocketIO
@@ -49,4 +51,10 @@ def create_app(config_class=Config):
     app.register_blueprint(slides_bp)
     app.register_blueprint(admin_bp)
 
+    @app.template_filter('md')
+    def render_markdown(text):
+        if not text:
+            return ''
+        return Markup(markdown.markdown(text, extensions=['nl2br']))
+
     return app