Support for LSP Code Actions

[gbaranski]

• Document edits feat: code actions - document edits #478
• Document operations 29e6849
• Workspace changes 29e6849
• Code action command feat(lsp): commands #1304

[matoous]

Code action command(example needed)

added in #1304

Workspace changes(example needed)

I think we should create separate issue for this one, there's plenty of LSP calls for workspaces and it will require a lot of work.

Document operations(example needed)

I am not sure what this one means, would you please remember?

[gbaranski]

Code action command(example needed)

added in #1304

Workspace changes(example needed)

I think we should create separate issue for this one, there's plenty of LSP calls for workspaces and it will require a lot of work.

Document operations(example needed)

I am not sure what this one means, would you please remember?

I've updated the original comment, it looks like everything is done, let me know if I'm missing something.