mipspro marked as unusable

[SVN r25254]

status/explicit-failures-markup.xml

@@ -48,6 +48,7 @@
             <toolset name="intel-win32-7.1-vc6"/>
             <toolset name="gcc-2.95.3-linux"/>
             <toolset name="gcc-2.95.3-stlport-4.5.3-linux"/>
+            <toolset name="mipspro"/>
             <note author="P.Droba"/>
         </mark-unusable>
     </library>