[svn r16] * Updated all tests to have a main

* Updated runalltests to both compile and run the tests

test/structinit2.d

@@ -6,3 +6,11 @@ struct Imp
     long l;
     float f;
 }
+
+void main()
+{
+    Imp i;
+    assert(i.i == 0);
+    assert(i.l == 0L);
+    assert(i.f !<>= 0.0f);
+}