ENH: use lowercase CMake commands

CMake/Definitions.cmake

CMake/ParseArguments.cmake

CMake/UseSWIGLocal.cmake

CMakeLists.txt

CTestConfig.cmake

Code/CMakeLists.txt

Code/Core/CMakeLists.txt

Code/Wrappers/ApplicationLauncherQt/CMakeLists.txt

Code/Wrappers/CMakeLists.txt

Code/Wrappers/QgisProcessing/otb/CMakeLists.txt

Code/Wrappers/QtWidget/CMakeLists.txt

Code/Wrappers/SWIG/CMakeLists.txt

Testing/CMakeLists.txt

Testing/Core/CMakeLists.txt

Testing/Java/CMakeLists.txt

Testing/Lua/CMakeLists.txt

Testing/Python/CMakeLists.txt

Testing/QtWidget/CMakeLists.txt

Testing/Ruby/CMakeLists.txt