* update to meet offical EDK2-STAGING requirements

* add all remaining TIME.H function validation for EmulationMode and MinnowBoard

difftime(), mktime(), time(), asctime(), ctime(), gmtime(), localetime(), strftime()

* TIME.H functions are fully available for UEFI POST (PEI and DXE)

add all remaining STRING.H function validation for EmulationMode and MinnowBoard

* memcpy(), memmove(), strcpy(), strncpy(), strcat(), strncat(), memcmp(), strcmp(), strncmp(), memchr(), strchr(), strcspn(), strpbrk(), strrchr(), strspn(), strstr(),   strtok(), memset(), strerror() and strlen(). EXCEPT:* strcoll() and  strxfrm()

* STRING.H functions are fully available for UEFI POST (PEI and DXE), except strcoll() and  strxfrm()

* update implemented list

* fix faulty trace message

* add WCHAR.H function validation for EmulationMode and MinnowBoard for PEI and DXE POST drivers

* wprintf(), swprintf(), vswprintf(), wcscpy(), wcsncpy(), wcscat(), wcsncat(), wcscmp(), wcschr(), wcscspn(), wcspbrk(), wcsrchr(), wcsspn(), wcsstr(), wcstok(), wcslen(), wmemcmp(), wmemcpy(), wmemmove(), wmemset()

* NOTE: file access and locale dependent functions are not available for POST drivers.

* check https://github.com/tianocore/edk2-staging/blob/CdePkg/implemented.md

* add STDIO.H function validation for EmulationMode and MinnowBoard for PEI and DXE POST drivers

* tmpnam(), printf(), snprintf(), sprintf(), vsnprintf(), vsscanf(), sscanf(), vprintf(), vsprintf()

* NOTE: file access and locale dependent functions are not available for POST drivers.

* check https://github.com/tianocore/edk2-staging/blob/CdePkg/implemented.md"

* add STDIO.H function validation for EmulationMode and MinnowBoard for PEI and DXE POST drivers

* tmpnam(), printf(), snprintf(), sprintf(), vsnprintf(), vsscanf(), sscanf(), vprintf(), vsprintf()

* NOTE: file access and locale dependent functions are not available for POST drivers.

* check https://github.com/tianocore/edk2-staging/blob/CdePkg/implemented.md"

…pendant