work on player: integrate vuejs + noscript; remove TemplateMixin for Component and ExposedData; rewrite most of the player; clean up files; do lot of other things

aircox/management/commands/sounds_monitor.py

@@ -1,3 +1,4 @@
+#! /usr/bin/env python3
 """
 Monitor sound files; For each program, check for:
 - new files;