cmake WinPR examples

KangLin/RabbitRemoteControl Plugins/FreeRDP/CMakeLists.txt :4 

find_package(WinPR)

FreeRDP/FreeRDP CMakeLists.txt :528 

find_package(WinPR 3 REQUIRED)

FreeRDP/Remmina plugins/CMakeLists.txt :67 

find_package(WinPR ${FREERDP_REQUIRED_VERSION} )