Linking exception corrected

Correctly states 'copyright holders' instead of 'iMatix'.
Signed-off-by: Martin Sustrik <sustrik@250bpm.com>

COPYING.LESSER

@@ -166,16 +166,16 @@ Library.
 
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-              SPECIAL EXCEPTION GRANTED BY IMATIX
-
-As a special exception, iMatix gives you permission to link this library with
-independent modules to produce an executable, regardless of the license terms
-of these independent modules, and to copy and distribute the resulting
-executable under terms of your choice, provided that you also meet, for each
-linked independent module, the terms and conditions of the license of that
-module. An independent module is a module which is not derived from or based on
-this library. If you modify this library, you must extend this exception to your
-version of the library.
+           SPECIAL EXCEPTION GRANTED BY COPYRIGHT HOLDERS
+
+As a special exception, copyright holders give you permission to link this
+library with independent modules to produce an executable, regardless of
+the license terms of these independent modules, and to copy and distribute
+the resulting executable under terms of your choice, provided that you also
+meet, for each linked independent module, the terms and conditions of
+the license of that module. An independent module is a module which is not
+derived from or based on this library. If you modify this library, you must
+extend this exception to your version of the library.
 
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