update wording in license

Author: chfw

LICENSE

@@ -3,7 +3,7 @@ All rights reserved.
 
 Redistribution and use in source and binary forms of the software(
 except pyexcel_odsr/messyods.py which is under MIT license of
-Open Knowledge Foundation Ltd., see below) as well as documentation,
+The Open Knowledge Foundation Ltd., see below) as well as documentation,
 with or without modification, are permitted provided that the following
 conditions are met:
 
@@ -31,7 +31,7 @@ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 SOFTWARE AND DOCUMENTATION, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 DAMAGE.
 
-Copyright 2012-2017 Open Knowledge Foundation Ltd.
+Copyright (c) 2012-2017 The Open Knowledge Foundation Ltd.
 
 Permission is hereby granted, free of charge, to any person obtaining a copy of
 this software and associated documentation files (the "Software"), to deal in