Add Lists

Lists can be any length, and a certain data type and should be formed by the following:

```
my_array <-var [dec]-< [ 1 | 2 | 3 | 4 | 5 ] <~~ Assignment

[dec][ 1 | 2 | 3 | 4 | 5 ] <~~ Literal

[<[dec]>][ <[dec]>< [dec][ 1 | 2 ] | [dec][ 3 | 4 ] > | <[dec]>< [dec][ 1 ] > ] <~~ List of arrays of lists of decs
```
