Add open-source clause

constitution.tex

@@ -36,6 +36,13 @@ George Mason University}
   maintaining systems which would provide specific services to the 
   general Mason community.
   
+  \subsection{Open Source}
+  SRCT is strongly committed to the principles of Free and Open Source
+  Software, and it is recommended that software used by or created by SRCT be
+  Free and Open Source. However, we do acknowledge that there are times when
+  proprietary software is more practical or more appropriate, and so our
+  committment to open source shall not be considered an absolute requirement.
+  
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   %%% SECTION 3: Membership
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