Merge branch 'js/wincred-fixes'

The wincred credential helper has been updated to avoid memory
corruption when erasing credentials and to prevent silent
credential loss when storing OAuth tokens, by correcting buffer
allocations and arguments passed to safe-CRT APIs.

* js/wincred-fixes:
  wincred: prevent silent credential loss when storing OAuth tokens
  wincred: avoid memory corruption when erasing a credential