Optimize classes by adding `slots`#102

Open

GLEF1X wants to merge 2 commits intodev-2.xfrom

feature/optimization

Commits on Nov 30, 2022

[optimizations]: reduce memory usage by 4-6% without any breaking changes and refactor polling module
GLEF1X
committed
[optimization]: remove validators, because they don't allow `glQiwiApi` clients to set `__slots__`
GLEF1X
committed