Fix audaspace mess in 2.8

All these files were removed since accidental commit, revert and merge in 2.8.

ea31f0ac3b + 0a4e170c28 + 11f9a23a28 + 7b27b10fa6

extern/audaspace/bindings/python/examples/convolution.py

@@ -0,0 +1,10 @@
+#!/usr/bin/python
+import aud, sys, time, multiprocessing
+device = aud.Device()
+ir = aud.ImpulseResponse(aud.Sound.file(sys.argv[2]))
+threadPool = aud.ThreadPool(multiprocessing.cpu_count())
+sound = aud.Sound.file(sys.argv[1]).convolver(ir, threadPool)
+handle = device.play(sound)
+handle.volume = 0.1
+while handle.status:
+    time.sleep(0.1)