Removed unused variable from CMakeLists.txt

CMakeLists.txt

@@ -28,8 +28,6 @@ else(${CMAKE_CURRENT_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_BINARY_DIR})
 		COMMAND ${CMAKE_COMMAND} -E copy ${CMAKE_CURRENT_SOURCE_DIR}/resources/utf8testverify.xml ${CMAKE_CURRENT_BINARY_DIR}/resources/)
 endif(${CMAKE_CURRENT_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_BINARY_DIR})
 
-set(OGL_DATA_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/data)
-
 ################################
 # Add definitions