bitbake-layers: Add comment header

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

diff --git a/bin/bitbake-layers b/bin/bitbake-layers
index ea903e5c9b1d34e493bbf4f7c4f9d22e3c9a40e6..d2ed5d49ca998b0fe726564537bc308410d117b3 100755 (executable)
--- a/bin/bitbake-layers
+++ b/bin/bitbake-layers
@@ -1,5 +1,11 @@
 #!/usr/bin/env python
 
+# This script has subcommands which operate against your bitbake layers, either
+# displaying useful information, or acting against them.
+# Currently, it only provides a show_appends command, which shows you what
+# bbappends are in effect, and warns you if you have appends which are not being
+# utilized.
+
 import cmd
 import logging
 import os.path