Utility
=======
Adds utility aliases and functions.
Aliases
-------
### General
| alias | command |
| ----- | ------- |
| `chmod` | `chmod --preserve-root -v` |
| `chown` | `chown --preserve-root -v` |
| `df` | `df -kh` |
| `du` | `du -kh` |
### ls
| `ls` | `ls --group-directories-first --color=auto` |
| `l` | `ls -lAh` |