Sam Ezeh

Add support for mappingproxy objects

4

This pull request adds support for mappingproxy objects. Resolves #2108

Resolves #11336

The [Torre-Lasker windmill game](https://en.wikipedia.org/wiki/Carlos_Torre_Repetto#%22The_Windmill%22) is described by the following PGN sequence ``` 1.d4 Nf6 2.Nf3 e6 3.Bg5 c5 4.e3 cxd4 5.exd4 Be7 6.Nbd2 d6 7.c3 Nbd7 8.Bd3 b6 9.Nc4 Bb7...

Refactor string functions, rewrite tests

5

Resolves #2172

Add get_tournament() method to get information about a tournament

1

Resolves #30

Resolves #17

Fix get team members (resolves #23)

1

Previously the API returned a 404 error since the URL was incorrect, the correct url is given by the Lichess API documentation. ([https://lichess.org/api#operation/teamIdUsers](https://lichess.org/api#operation/teamIdUsers)) Resolves #23