Core/Warden: Base implementation for Warden functionality

Note: The default config file action for clients failing the checks can be changed for each check via the characters.warden_action table

Credits to TOM_RUS

src/server/scripts/CMakeLists.txt

@@ -137,6 +137,8 @@ include_directories(
   ${CMAKE_SOURCE_DIR}/src/server/game/Texts
   ${CMAKE_SOURCE_DIR}/src/server/game/Tickets
   ${CMAKE_SOURCE_DIR}/src/server/game/Tools
+  ${CMAKE_SOURCE_DIR}/src/server/game/Warden
+  ${CMAKE_SOURCE_DIR}/src/server/game/Warden/Modules
   ${CMAKE_SOURCE_DIR}/src/server/game/Weather
   ${CMAKE_SOURCE_DIR}/src/server/game/World
   ${CMAKE_CURRENT_SOURCE_DIR}/PrecompiledHeaders