Add project license header to __main__

send2trash/__main__.py

@@ -1,4 +1,10 @@
 # encoding: utf-8
+# Copyright 2017 Virgil Dupras
+
+# This software is licensed under the "BSD" License as described in the "LICENSE" file,
+# which should be included with this package. The terms are also available at
+# http://www.hardcoded.net/licenses/bsd_license
+
 from __future__ import print_function
 
 import sys