py: Move to guarded includes, everywhere in py/ core.
Addresses issue #1022.
diff --git a/py/map.c b/py/map.c
index 22580de..c88e6e5 100644
--- a/py/map.c
+++ b/py/map.c
@@ -28,11 +28,9 @@
#include <stdlib.h>
#include <assert.h>
-#include "mpconfig.h"
-#include "misc.h"
-#include "qstr.h"
-#include "obj.h"
-#include "runtime0.h"
+#include "py/mpconfig.h"
+#include "py/misc.h"
+#include "py/obj.h"
// Fixed empty map. Useful when need to call kw-receiving functions
// without any keywords from C, etc.