windows/mpconfigport.h: Enable features also present in unix port.

ports/windows/mpconfigport.h

@@ -65,6 +65,7 @@
 #define MICROPY_VFS_POSIX_FILE      (1)
 #define MICROPY_PY_FUNCTION_ATTRS   (1)
 #define MICROPY_PY_DESCRIPTORS      (1)
+#define MICROPY_PY_DELATTR_SETATTR  (1)
 #define MICROPY_PY_BUILTINS_STR_UNICODE (1)
 #define MICROPY_PY_BUILTINS_STR_CENTER (1)
 #define MICROPY_PY_BUILTINS_STR_PARTITION (1)
@@ -75,12 +76,14 @@
 #define MICROPY_PY_BUILTINS_NOTIMPLEMENTED (1)
 #define MICROPY_PY_BUILTINS_INPUT   (1)
 #define MICROPY_PY_BUILTINS_POW3    (1)
+#define MICROPY_PY_BUILTINS_ROUND_INT (1)
 #define MICROPY_PY_MICROPYTHON_MEM_INFO (1)
 #define MICROPY_PY_ALL_SPECIAL_METHODS (1)
 #define MICROPY_PY_REVERSE_SPECIAL_METHODS (1)
 #define MICROPY_PY_ARRAY_SLICE_ASSIGN (1)
 #define MICROPY_PY_BUILTINS_SLICE_ATTRS (1)
 #define MICROPY_PY_SYS_EXIT         (1)
+#define MICROPY_PY_SYS_ATEXIT       (1)
 #define MICROPY_PY_SYS_PLATFORM     "win32"
 #ifndef MICROPY_PY_SYS_PATH_DEFAULT
 #define MICROPY_PY_SYS_PATH_DEFAULT "~/.micropython/lib"
@@ -93,6 +96,7 @@
 #define MICROPY_PY_MATH_SPECIAL_FUNCTIONS (1)
 #define MICROPY_PY_MATH_ISCLOSE     (1)
 #define MICROPY_PY_CMATH            (1)
+#define MICROPY_PY_IO_IOBASE        (1)
 #define MICROPY_PY_IO_FILEIO        (1)
 #define MICROPY_PY_GC_COLLECT_RETVAL (1)
 #define MICROPY_MODULE_FROZEN_STR   (0)