EADK (StdLib, AppPkg, StdLibPrivateInternalFiles): Python Beta Release.

Clean up and clearly differentiate required and optional items in configuration files.
Enable the system command and synchronize configuration options between all CPU architectures.
Replace the UEFI_ENV macro with UEFI_C_SOURCE to align with Linux and Posix conventions.
Update copyrights and versions and make minor cosmetic enhancements to files.
Fix compiler-specific build errors.
Add Python-specific ReadMe file.

Signed-off-by: darylm503
Reviewed-by: geekboy15a
Reviewed-by: jljusten
Reviewed-by: leegrosenbaum


git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@13119 6f19259b-4bc3-4df7-8a09-765794883524

AppPkg/Applications/Python/PyMod-2.7.2/Modules/selectmodule.c

@@ -111,7 +111,7 @@ seq2set(PyObject *seq, fd_set *set, pylist fd2obj[FD_SETSIZE + 1])
         v = PyObject_AsFileDescriptor( o );
         if (v == -1) goto finally;
 
-#if defined(_MSC_VER) && !defined(UEFI_ENV)
+#if defined(_MSC_VER) && !defined(UEFI_C_SOURCE)
         max = 0;                             /* not used for Win32 */
 #else  /* !_MSC_VER */
         if (v < 0 || v >= FD_SETSIZE) {
@@ -164,7 +164,7 @@ set2list(fd_set *set, pylist fd2obj[FD_SETSIZE + 1])
     for (j = 0; fd2obj[j].sentinel >= 0; j++) {
         fd = fd2obj[j].fd;
         if (FD_ISSET(fd, set)) {
-#if !defined(_MSC_VER) || defined(UEFI_ENV)
+#if !defined(_MSC_VER) || defined(UEFI_C_SOURCE)
             if (fd > FD_SETSIZE) {
                 PyErr_SetString(PyExc_SystemError,
                "filedescriptor out of range returned in select()");