Bug#19001781: ADD SUPPORT FOR CMAKE 3

Set CMP0026 and CMP0045 policies when using CMake 
version 3 or higher to restore old CMake behavior.

CMakeLists.txt

@@ -25,6 +25,14 @@ IF(CMAKE_VERSION VERSION_EQUAL "2.8.12" OR
  CMAKE_POLICY(SET CMP0022 OLD)
 ENDIF()
 
+# We use the LOCATION target property (CMP0026)
+# and get_target_property() for non-existent targets (CMP0045)
+IF(CMAKE_VERSION VERSION_EQUAL "3.0.0" OR
+   CMAKE_VERSION VERSION_GREATER "3.0.0")
+ CMAKE_POLICY(SET CMP0026 OLD)
+ CMAKE_POLICY(SET CMP0045 OLD)
+ENDIF()
+
 MESSAGE(STATUS "Running cmake version ${CMAKE_VERSION}")
 
 SET(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_SOURCE_DIR}/cmake)