Fix: compatibility with CMake version 3.0.2
Fix: compatibility with CMake version 3.0.2

jpfr/open62541,open62541/open62541,JGrothoff/open62541,StalderT/open62541,open62541/open62541,jpfr/open62541,open62541/open62541,open62541/open62541,JGrothoff/open62541,StalderT/open62541,StalderT/open62541,JGrothoff/open62541,jpfr/open62541,StalderT/open62541,JGrothoff/open62541,jpfr/open62541