Add suggested cargo fields.

Respect query for workspace symbols.

Fix package identification.

Handle nested imports.

Support warnings, and shell out directly.

Rust protobuf doesn't expose warnings.
Just shell out ourselves and eliminate the dep.

Fixes #1.

Update cargo lock version

Fix import loop.

Update to 1.0.1.

Don't crash on bad path config.

Demand utf-8 position encoding.

This isn't spec-compliant, but seems simpler.

Handle utf-8 text.

Update to 1.0.0.

Don't suggest  completion after oneof.

Fix goto for nested types.

Add more goto tests.

Add goto import tests.

Fix parent name order.

Update link

Find references when cursor is over message name.

Implement references.