icc7 does not support template class marked as deprecated... add this to the configure test

[[Imported from SVN: r5007]]

m4/dune_deprecated.m4

@@ -4,8 +4,15 @@
 
 AC_DEFUN([DUNE_CHECKDEPRECATED],[
 	AC_MSG_CHECKING([for __attribute__((deprecated))])
-	AC_TRY_COMPILE([int foo() __attribute__((deprecated));
-                    int foo() {};],[],
+        AC_TRY_COMPILE([#define DEP __attribute__((deprecated))
+                    class bar { bar() DEP; };
+                    class peng { } DEP;
+                    template <class T>
+                    class t_bar { t_bar() DEP; };
+                    template <class T>
+                    class t_peng { t_peng() {}; } DEP;
+                    void foo() DEP;
+                    void foo() {};],[],
 				   [DUNE_DEPRECATED="__attribute__((deprecated))"
                     AC_MSG_RESULT(yes)],
 				   [DUNE_DEPRECATED=""