Wrong install statement in CmakeLists.txt

[maxirmx]

In https://github.com/Snaipe/fmem/blob/master/CMakeLists.txt

Shall be
install(FILES
${PROJECT_BINARY_DIR}/gen/fmem.h
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})

and not

install(FILES
fmem.h
${PROJECT_BINARY_DIR}/gen/fmem-export.h
DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})

This issue is generalization of #3