Add some useful libraries to the runtime

[Specy]

Add useful libraries to the runtime like csv parsing, graph theory libraries and collections/algorithms

• graph libraries
• data structures
• csv
• useful algorithms
• ????

And to the rust runtime:
as assertion function as(type: Any, to: String) with syntax sugar of having it as an expression exp ~ 'as' ~ string

[Specy]

ef07f1a adds graph libraries and CSV parsing