add Q, extend and_ and or_

[devkral]

Changes:

• add Q logic
• allow building filters from kwargs

You missed django Q, do you?

[devkral]

the linter showed me a better way than to use map.

I am impressed

[tarsil]

Changes:

• add Q logic
• allow building filters from kwargs

You missed django Q, do you?

I did miss it indeed 🤣

[tarsil]

Great stuff @devkral !! Keep them coming