Mark `Router::add_route` as deprecated (#367) * Propagate ipc errors to users of TypedRouterHandle Signed-off-by: Simon Wülker <[email protected]> * Deprecate Router::add_route Signed-off-by: Simon Wülker <[email protected]> * Bump Cargo.toml version Signed-off-by: Simon Wülker <[email protected]> * Use semver-compliant version. Signed-off-by: Josh Matthews <[email protected]> --------- Signed-off-by: Simon Wülker <[email protected]> Signed-off-by: Josh Matthews <[email protected]> Co-authored-by: Josh Matthews <[email protected]>