Use NEW settings for CMP0063 policy (#399)
Use NEW settings for CMP0063 policy (#399)

This removes warnings when using CMake >= 3.3 if you have symbol visibility set.
google/benchmark,google/benchmark,mockingbirdnest/benchmark,disconnect3d/benchmark,everbase/benchmark,efcs/benchmark,disconnect3d/benchmark,mockingbirdnest/benchmark,efcs/benchmark,everbase/benchmark,google/benchmark,mockingbirdnest/benchmark,efcs/benchmark,everbase/benchmark,mockingbirdnest/benchmark,everbase/benchmark,efcs/benchmark,disconnect3d/benchmark,disconnect3d/benchmark