Improve markdown escaping

Fixes #118

app/__init__.py

@@ -20,7 +20,6 @@ from flask_user import *
 from flask_gravatar import Gravatar
 import flask_menu as menu
 from flask_mail import Mail
-from flaskext.markdown import Markdown
 from flask_github import GitHub
 from flask_wtf.csrf import CsrfProtect
 from flask_flatpages import FlatPages
@@ -35,7 +34,6 @@ app.config.from_pyfile(os.environ["FLASK_CONFIG"])
 r = redis.Redis.from_url(app.config["REDIS_URL"])
 
 menu.Menu(app=app)
-markdown = Markdown(app, extensions=["fenced_code"], safe_mode=True, output_format="html5")
 github = GitHub(app)
 csrf = CsrfProtect(app)
 mail = Mail(app)
@@ -59,6 +57,10 @@ if not app.debug and app.config["MAIL_UTILS_ERROR_SEND_TO"]:
 	register_mail_error_handler(app, mail)
 
 
+from .markdown import init_app
+init_app(app)
+
+
 @babel.localeselector
 def get_locale():
 	return request.accept_languages.best_match(app.config['LANGUAGES'].keys())