Removed intel-darwin-11.1 from the unusable toolsets.

[SVN r67567]

status/explicit-failures-markup.xml

@@ -4665,7 +4665,6 @@ for more information.
             <toolset name="borland*"/>
             <toolset name="sun-5*"/>
             <toolset name="pgi-1*"/>
-            <toolset name="intel-darwin-11.1"/>
             <note author="Andreas Huber" refid="17"/>
         </mark-unusable>
         <mark-expected-failures>