[PATCH v2] vbscript: Support non-Latin 1 characters in Asc.

[Akihiro Sagawa]

In v2, reflect Jacek's comments except WC_ERR_INVALID_CHARS.

Wine-Bugs: https://bugs.winehq.org/show_bug.cgi?id=49309
Signed-off-by: Akihiro Sagawa <sagawa.aki(a)gmail.com>
---
 dlls/vbscript/global.c      | 23 ++++++++++++++++++++---
 dlls/vbscript/tests/api.vbs |  5 +++++
 2 files changed, 25 insertions(+), 3 deletions(-)