Copy these cpython files

These are the unmodified versions to try to make it easier to see our Pyston
modifications.

from_cpython/Include/osdefs.h

+// This file is originally from CPython 2.7, with modifications for Pyston
+
+#ifndef Py_OSDEFS_H
+#define Py_OSDEFS_H
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+
+/* Operating system dependencies */
+
+/* Mod by chrish: QNX has WATCOM, but isn't DOS */
+#if !defined(__QNX__)
+#if defined(MS_WINDOWS) || defined(__BORLANDC__) || defined(__WATCOMC__) || defined(__DJGPP__) || defined(PYOS_OS2)
+#if defined(PYOS_OS2) && defined(PYCC_GCC)
+#define MAXPATHLEN 260
+#define SEP '/'
+#define ALTSEP '\\'
+#else
+#define SEP '\\'
+#define ALTSEP '/'
+#define MAXPATHLEN 256
+#endif
+#define DELIM ';'
+#endif
+#endif
+
+#ifdef RISCOS
+#define SEP '.'
+#define MAXPATHLEN 256
+#define DELIM ','
+#endif
+
+
+/* Filename separator */
+#ifndef SEP
+#define SEP '/'
+#endif
+
+/* Max pathname length */
+#ifdef __hpux
+#include <sys/param.h>
+#include <limits.h>
+#ifndef PATH_MAX
+#define PATH_MAX MAXPATHLEN
+#endif
+#endif
+
+#ifndef MAXPATHLEN
+#if defined(PATH_MAX) && PATH_MAX > 1024
+#define MAXPATHLEN PATH_MAX
+#else
+#define MAXPATHLEN 1024
+#endif
+#endif
+
+/* Search path entry delimiter */
+#ifndef DELIM
+#define DELIM ':'
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+#endif /* !Py_OSDEFS_H */

from_cpython/Python/formatter_unicode.c

+// This file is originally from CPython 2.7, with modifications for Pyston
+
+/* Implements the unicode (as opposed to string) version of the
+   built-in formatter for unicode.  That is, unicode.__format__(). */
+
+#include "Python.h"
+
+#ifdef Py_USING_UNICODE
+
+#include "../Objects/stringlib/unicodedefs.h"
+
+#define FORMAT_STRING _PyUnicode_FormatAdvanced
+
+/* don't define FORMAT_LONG, FORMAT_FLOAT, and FORMAT_COMPLEX, since
+   we can live with only the string versions of those.  The builtin
+   format() will convert them to unicode. */
+
+#include "../Objects/stringlib/formatter.h"
+
+#endif