Update copyright notice language

web/main/templates/includes/casebook_copyright_notice.html

@@ -1,10 +1,10 @@
 <p class="casebook-copyright-notice">
     This book, and all H2O books, are <a href="https://creativecommons.org/licenses/by-nc-sa/3.0/ ">Creative Commons licensed</a>
-    for sharing and re-use.
+    for sharing and re-use with the exception of certain excerpts.
 
 
     {# TODO make this dynamic in response to this casebook's content #}
     <span class="ali-license">
-        Material included from the American Legal Institute is reproduced with permission and is exempted from the open license.
+        Any excerpts from the <i>Restatements of the Law</i>, <i>Principles of the Law</i>, and the <i>Model Penal Code</i> are copyright by The American Law Institute. Excerpts are reproduced with permission, not as part of a Creative Commons license.
     </span>
-</p>
+</p>