Can't use ./install 

```beri@hookuntu:~$ cd i3buntu-master
beri@hookuntu:~/i3buntu-master$ sudo chmod +x install.sh
[sudo] password for beri: 
beri@hookuntu:~/i3buntu-master$ sudo -u=beri ./install.sh
sudo: unknown user: =beri
sudo: unable to initialize policy plugin
beri@hookuntu:~/i3buntu-master$ whoami
beri
beri@hookuntu:~/i3buntu-master$ logname
beri
```