remove ME in catch ME

Matlab R2008a generate an error

@dynaload/private/read_block.m

@@ -99,7 +99,7 @@ while (1)
       member = genvarname(members{:}{j});
       type   = genvarname(types{:}{j});
       value  = values{j};
-    catch ME
+    catch 
       error(['mismatch field number in ' self.file ', line: ' ...
         int2str(self.line+blk_size) ' ... Check your file']);
     end