How to Setup Watchman on Ubuntu 16.04

$ cd ~
$ git clone https://github.com/facebook/watchman.git
$ cd watchman/
$ git checkout v4.7.0
$ sudo apt-get install -y autoconf automake build-essential python-dev
$ ./autogen.sh
$ ./configure
$ make
$ sudo make install

$ watchman --version
$ echo 999999 | sudo tee -a /proc/sys/fs/inotify/max_user_watches  && echo 999999 | sudo tee -a  /proc/sys/fs/inotify/max_queued_events && echo 999999 | sudo tee  -a /proc/sys/fs/inotify/max_user_instances && watchman  shutdown-server