Add Ascii script

Type `ascii <word>` to display it in ascii
```
	                        _
	                       | |
	 __      _____  _ __ __| |
	 \ \ /\ / / _ \| '__/ _` |
	  \ V  V / (_) | | | (_| |
	   \_/\_/ \___/|_|  \__,_|
```