Use enum class for operation and usage mode

Signed-off-by: Rob Caelers <robc@krandor.org>
Restore IStatistics::update

Signed-off-by: Rob Caelers <robc@krandor.org>
Update boost configure scripts.

Signed-off-by: Rob Caelers <robc@krandor.org>
Splitup Util into AssetPath en Platform.

Signed-off-by: Rob Caelers <robc@krandor.org>
Remove timeutil.h

Signed-off-by: Rob Caelers <robc@krandor.org>
Move Locale.hh to include/utils dir

Signed-off-by: Rob Caelers <robc@krandor.org>
Add platform abstraction for setenv/unserenv

Signed-off-by: Rob Caelers <robc@krandor.org>
Several win32 compilation fixes

Signed-off-by: Rob Caelers <robc@krandor.org>
Unix compilation fix

Signed-off-by: Rob Caelers <robc@krandor.org>
Win32 buildscripts update.

Signed-off-by: Rob Caelers <robc@krandor.org>