Solves #106

For example

```
{% for i in models.main%}
Language tag of "{{i.variable.value}}" is "{{i.variable.lang}}"
Datatype of "{{i.variable.value" is "{{i.variable.type}}"
{%endfor%}
```

This solves #105

Adding user agent LODSPeaKr

* Explode - returns array of exploded strings using delimiter
* Path - takes the path of a URL (not including hostname nor fragment
* Pop - returns last value in an array

First stable version