Remove ursa dep and ursa-compat feature
These are no longer used since signing is done by cylinder.
@@ -59,7 +59,6 @@ serde_yaml = "0.8"
tokio = { version = "0.1.22", optional = true }
tungstenite = { version = "0.10", optional = true }
url = "1.7.1"
-ursa = { version = "0.1", optional = true }
uuid = { version = "0.7", features = ["v4"]}
zmq = { version = "0.9", optional = true }
@@ -147,12 +146,6 @@ store-factory = []
ws-transport = ["tungstenite"]
zmq-transport = ["zmq"]
-# The following features are broken and should not be used.
-
-# The `ursa` dependency is currently broken, and will need to be fixed before
-# the `ursa-compat` feature can be added back to `experimental`.
-ursa-compat = ["ursa"]
-
[package.metadata.docs.rs]
features = [
"stable",
