Added root question for CMake on windows

CMakeLists.txt

@@ -1,6 +1,7 @@
-
 set(PNAME Game)
 
+set(SFML_ROOT root CACHE STRING "User specified path")
+
 set(SFML_VERSION 2.3)
 
 set(SFML_COMPONENTS graphics window system network audio)
@@ -11,7 +12,7 @@ set(CMAKE_MODULE_PATH ${CMAKE_CURRENT_SOURCE_DIR})
 project(${PNAME})
 find_package(SFML ${SFML_VERSION} COMPONENTS ${SFML_COMPONENTS} REQUIRED)
 
-include_directories(${SFML_INCLUDE_DIR})
+include_directories(${SFML_INCLUDE_DIR}/include)
 include_directories(include)
 file(GLOB SOURCES "src/*.cpp")
 
@@ -21,6 +22,3 @@ target_link_libraries(${PNAME} ${SFML_LIBRARIES} ${SFML_DEPENDENCIES})
 
 set_property(TARGET ${PNAME} PROPERTY CXX_STANDARD 11) # Use C++11
 
-#if(NOT WIN32 OR MINGW)
-#    set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wall") # Show all warnings for GCC
-#endif()