keyboard: Expose creating sections directly

tests/eek-simple-test.c

@@ -29,7 +29,7 @@ test_create (void)
     EekKey *key0, *key1;
 
     keyboard = g_object_new (EEK_TYPE_KEYBOARD, NULL);
-    section = eek_keyboard_create_section (keyboard);
+    section = eek_keyboard_real_create_section (keyboard);
     g_assert (EEK_IS_SECTION(section));
     eek_section_add_row (section, 2, EEK_ORIENTATION_HORIZONTAL);
     key0 = eek_section_create_key (section, "key0", 1);