[PATCH] msvcrt: Improve string to double conversion accuracy.

[Piotr Caban]

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
---
This implementation should match with ucrtbase on all inputs. It also 
passes all chromium string to double conversion tests.

  dlls/msvcrt/string.c         | 266 +++++++++++++++++++++++------------
  dlls/ucrtbase/tests/string.c |   2 +-
  2 files changed, 178 insertions(+), 90 deletions(-)