fixed typo in the license (ticket #1211)

diff --git a/doc/license.txt b/doc/license.txt
index b1a443a..af03307 100644 (file)
--- a/doc/license.txt
+++ b/doc/license.txt
@@ -15,10 +15,10 @@ Third party copyrights are property of their respective owners.
 Redistribution and use in source and binary forms, with or without modification,
 are permitted provided that the following conditions are met:
 
-  * Redistribution's of source code must retain the above copyright notice,
+  * Redistributions of source code must retain the above copyright notice,
     this list of conditions and the following disclaimer.
 
-  * Redistribution's in binary form must reproduce the above copyright notice,
+  * Redistributions in binary form must reproduce the above copyright notice,
     this list of conditions and the following disclaimer in the documentation
     and/or other materials provided with the distribution.