Fix the non-Win32 version of Language::cpToWstr().
Support for non-breakable spaces in Text class.
In Text::formatFunding(), set LC_CTYPE too.

This is necessary for mbstowcs() to work correctly (it is called
from Language::cpToWstr()).
Merge branch 'master' of git://github.com/SupSuper/OpenXcom
Merge Text.cpp (thousands separator issue).
Merge pull request #318 from GregoryBonik/master

Support for non-breakable space character