unvanquished install script (without submodules)

wget -c https://dl.unvanquished.net/release/unvanquished_0.52.0.zip
wget -c https://dl.unvanquished.net/deps/linux64-5.tar.bz2
git clone --branch=unvanquished/0.52.0 https://github.com/DaemonEngine/Daemon.git daemon
git clone --branch=unvanquished/0.52.0 https://github.com/DaemonEngine/breakpad.git daemon/libs/breakpad
git clone --branch=unvanquished/0.52.0 https://github.com/DaemonEngine/crunch.git daemon/libs/crunch
unzip -o unvanquished_0.52.0.zip
tar -xvjf linux64-5.tar.bz2 -C daemon/external_deps
cmake -Hdaemon -Bbuild -DUSE_BREAKPAD=ON -DUSE_GEOIP=ON -DBUILD_TTY_CLIENT=OFF -DBUILD_SERVER=OFF -DUSE_LTO=ON
cmake --build build --parallel $(nproc)
mkdir -v app
mv -v unvanquished_0.52.0/pkg app/
mv -v build/daemon app/
mv -v build/nacl_loader app/
mv -v build/nacl_helper_bootstrap app/
mv -v build/irt_core-x86_64.nexe app/
mv -v build/crash_server app/