version info: update
fix headers
add namespace core
use namespace Sysutils
use namespace Sysutils
fix VS build: use namespace Sysutils
Merge branch 'master' into far3

* master:
  fix VS build: use namespace Sysutils
  use namespace Sysutils
  use namespace Sysutils
  add namespace core
  fix headers
  version info: update

Conflicts:
	src/NetBox/FarPlugin.cpp
	src/NetBox/FarPlugin.h
	src/NetBox/WinSCPFileSystem.cpp
fix Far3 build