convert remaining %s to %hs or %ls
use WPRINTF_ARGS on unicode printf functions
fix: __func__ can't be widened via preprocessor (-> revert to char*)
convert remaining external_[directory|file_string to string()
Util: don't mix fwprintf and fprintf
Formation: fix dangling pointer (storing result of c_str())
This was SVN commit r7164.
janwas
77d2c67ada