cmake CharLS examples

AlizaMedicalImaging/AlizaMS CMakeLists.txt :252 

find_package(CharLS REQUIRED)

malaterre/GDCM CMakeLists.txt :352 

find_package(charls 2.2.0 REQUIRED)

InsightSoftwareConsortium/ITK Modules/ThirdParty/GDCM/src/gdcm/CMakeLists.txt :352 

find_package(charls 2.2.0 REQUIRED)