installation error messages on macOS

When running make install, those errors appear during the installation process:

error: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/install_name_tool: no LC_RPATH load command with path: /Users/rbianchi/code_work_local/atlas/geomodel_packages_tests_21Jun2019/build_geoio/GeoModelDBManager found in: /Users/rbianchi/code_work_local/atlas/geomodel_packages_tests_21Jun2019/install/lib/libGeoModelRead.dylib (for architecture x86_64), required for specified option "-delete_rpath /Users/rbianchi/code_work_local/atlas/geomodel_packages_tests_21Jun2019/build_geoio/GeoModelDBManager"
error: /Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/install_name_tool: no LC_RPATH load command with path: /Users/rbianchi/code_work_local/atlas/geomodel_packages_tests_21Jun2019/build_geoio/TFPersistification found in: /Users/rbianchi/code_work_local/atlas/geomodel_packages_tests_21Jun2019/install/lib/libGeoModelRead.dylib (for architecture x86_64), required for specified option "-delete_rpath /Users/rbianchi/code_work_local/atlas/geomodel_packages_tests_21Jun2019/build_geoio/TFPersistification"

We should check and fix/clean.