Well I just updated my svn repository and I loaded up the sfml2 folder and it said this:
CMake Error at C:/Program Files (x86)/CMake 2.8/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake:91 (MESSAGE):
Could NOT find Doxygen (missing: DOXYGEN_EXECUTABLE)
Call Stack (most recent call first):
C:/Program Files (x86)/CMake 2.8/share/cmake-2.8/Modules/FindPackageHandleStandardArgs.cmake:252 (_FPHSA_FAILURE_MESSAGE)
C:/Program Files (x86)/CMake 2.8/share/cmake-2.8/Modules/FindDoxygen.cmake:80 (FIND_PACKAGE_HANDLE_STANDARD_ARGS)
doc/CMakeLists.txt:15 (find_package)