esp8266: Move pyb.info() function to esp module and remove pyb module.
All functionality of the pyb module is available in other modules, like
time, machine and os. The only outstanding function, info(), is
(temporarily) moved to the esp module and the pyb module is removed.
diff --git a/esp8266/modpyb.h b/esp8266/modpyb.h
index c1a0413..dc399ad 100644
--- a/esp8266/modpyb.h
+++ b/esp8266/modpyb.h
@@ -11,6 +11,8 @@
extern const mp_obj_type_t pyb_i2c_type;
extern const mp_obj_type_t pyb_spi_type;
+MP_DECLARE_CONST_FUN_OBJ(pyb_info_obj);
+
typedef struct _pyb_pin_obj_t {
mp_obj_base_t base;
uint16_t phys_port;