Merge branch 'feature-juli-core-726-linux-dep-install'

CMakeLists.txt

scripts/linux-dep-helpers/linux-compile-cmake.pl

scripts/linux-dep-helpers/linux-compile-eigen.pl

scripts/linux-dep-helpers/linux-compile-gtest.pl

scripts/linux-dep-helpers/linux-preinstall-python-repo.pl

scripts/linux-dependencies-ubuntu1404.txt

scripts/linux-dependencies-ubuntu1604.txt

scripts/linux-install_dependencies.pl

scripts/unix-build

unit-test/CMakeLists.txt