Made 6th test running
Tests up to 12 passing
<3
<3 2
Added exception printing
Factored binary operations out of Result class. Implemented relational operators.
Added tests for binary relational operators
Added more tests for binary operators
Added regexp tests
Added first. last. random functions with proper tests
Merge pull request #1 from konradxyz/result_refactor

Result refactor
konwersja + testy
duration super funkcja
Added type checking to binary operations
Added equals method to Type class
Merge branch 'interpreter' of github.com:konradxyz/cloudatlas into remove_nulls
Added support for null type to binary operations
Added typed unary operators
Added isNull operator
Honestly, I have no idea what I have changed. But it works - so I am commiting it.