3 due to init params sent in a workspace/didChangeConfiguration message instead of an initializationOption param in the initialize message.
Add all new supported config from jedi-language-server
A few defcustoms can't be filtered out when set to nil because lsp-mode will think it's an empty list, and also jedi-language-server actually accepts strings instead of booleans.
This PR fixes 4 things:
3 due to init params sent in a
workspace/didChangeConfiguration
message instead of aninitializationOption
param in the initialize message.