sudo apt-get install gcc make dh-autoreconf libxcb-keysyms1-dev libpango1.0-dev libxcb-util0-dev xcb libxcb1-dev libxcb-icccm4-dev libyajl-dev libev-dev libxcb-xkb-dev libxcb-cursor-dev libxkbcommon-dev libxcb-xinerama0-dev libxkbcommon-x11-dev libstartup-notification0-dev libxcb-randr0-dev libxcb-xrm0 libxcb-xrm-dev libxcb-shape0 libxcb-shape0-dev
cd /usr/local/src
git clone https://www.github.com/Airblader/i3 i3-gaps
git reset --hard 50b4c3bc745d58af4eef8af10063932426ce7096
autoreconf -fi
mkdir -p build && cd build
../configure
make -j8 install
../configure --prefix=/usr --sysconfdir=/etc --disable-sanitizers make sudo make install