Added facets to constrain probability

Author: trishaoconnor

P5/Source/Specs/teidata.probability.xml

@@ -17,8 +17,11 @@ See the file COPYING.txt for details
   <desc versionDate="2007-01-21" xml:lang="it">definisce la gamma di valori di attributi che esprimono
     una probabilità</desc>
   <content>
-      <dataRef name="double"/>
-   </content>
+    <dataRef name="double">
+      <dataFacet name="minInclusive" value="0"/>
+      <dataFacet name="maxInclusive" value="1"/>
+    </dataRef>
+  </content>
   <remarks versionDate="2005-10-18" xml:lang="en">
       <p>Probability is expressed
        as a real number between 0 and 1;  0  representing <mentioned>certainly false</mentioned> and 1 representing <mentioned>certainly