LICENSE in prawn-0.15.0 vs LICENSE in prawn-1.0.0.rc1

@@ -1,8 +1,8 @@
 Prawn is copyrighted free software produced by Gregory Brown along with 
 community contributions.  See git log for authorship information.
 
-Licensing terms follow:
+Licensing terms follow (License of Ruby):
 
 You can redistribute Prawn and/or modify it under either the terms of the GPLv2
 or GPLv3 (see GPLv2 and GPLv3 files), or the conditions below:
 
   1. You may make and give away verbatim copies of the source form of the