Fix compiler test for IE9

Older IEs serialize html uppercased, but IE9 does not...
Would be better to expect case insensitive, unfortuntaly jasmine does not allow
to user regexps for throw expectations.

Closes #392

test/CompilerSpec.js

@@ -40,7 +40,7 @@ describe('compiler', function(){
       compiler.compile('<div>A</div><span></span>');
     }).toThrow("Cannot compile multiple element roots: " + ie("<div>A</div><span></span>"));
     function ie(text) {
-      return msie ? uppercase(text) : text;
+      return msie && msie < 9 ? uppercase(text) : text;
     }
   });