simple interface to bwlimit.py module

diff --git a/python/bwlimit b/python/bwlimit
new file mode 100755 (executable)
index 0000000..0630377
--- /dev/null
+++ b/python/bwlimit
@@ -0,0 +1,6 @@
+#!/usr/bin/python
+
+import bwlimit
+
+if __name__ == '__main__':
+    bwlimit.main()