Get rid of pnUtW32Addr and make IP strings char*s.

IP addresses don't need to be unicode.
pnUtAddr is still around until we replace all NetAddress uses with
plNetAddress (they are typedef'ed to each other right now).

Sources/Plasma/NucleusLib/pnUtils/CMakeLists.txt

@@ -39,7 +39,6 @@ set(pnUtils_SOURCES
 
 if(WIN32)
     set(pnUtils_WIN32
-        Win32/pnUtW32Addr.cpp
         Win32/pnUtW32Misc.cpp
         Win32/pnUtW32Path.cpp
         Win32/pnUtW32Str.cpp