[fix] use threading to recover after incomplete request crashes - closes #651 #662

searx/webapp.py

@@ -729,7 +729,8 @@ def run():
         debug=settings['general']['debug'],
         use_debugger=settings['general']['debug'],
         port=settings['server']['port'],
-        host=settings['server']['bind_address']
+        host=settings['server']['bind_address'],
+        threaded=True
     )