[svn r68] Added support for multi-dimensional static arrays.

Several bugfixes to array support.

test/multiarr3.d

@@ -0,0 +1,10 @@
+module multiarr3;
+
+void main()
+{
+    static int[2][2] arr = [[1,2],[3,4]];
+    assert(arr[0][0] == 1);
+    assert(arr[0][1] == 2);
+    assert(arr[1][0] == 3);
+    assert(arr[1][1] == 4);
+}