Bump versions in preparation for 0.2.0 release.

crates/arti/Cargo.toml

 [package]
 name = "arti"
-version = "0.1.0"
+version = "0.2.0"
 authors = ["The Tor Project, Inc.", "Nick Mathewson <nickm@torproject.org>"]
 edition = "2018"
 license = "MIT OR Apache-2.0"
@@ -22,12 +22,12 @@ static-native-tls = [ "arti-client/static-native-tls", "native-tls" ]
 journald = [ "tracing-journald" ]
 
 [dependencies]
-arti-client = { package="arti-client", path = "../arti-client", version = "0.1.0", default-features=false}
-tor-config = { path="../tor-config", version = "0.1.0" }
-tor-error = { path="../tor-error", version = "0.1.0", default-features=false }
-tor-rtcompat = { path="../tor-rtcompat", version = "0.1.0", default-features=false }
-tor-socksproto = { path="../tor-socksproto", version = "0.1.0"}
-arti-config = { path="../arti-config", version = "0.1.0"}
+arti-client = { package="arti-client", path = "../arti-client", version = "0.2.0", default-features=false}
+tor-config = { path="../tor-config", version = "0.2.0"}
+tor-error = { path="../tor-error", version = "0.2.0", default-features=false }
+tor-rtcompat = { path="../tor-rtcompat", version = "0.2.0", default-features=false }
+tor-socksproto = { path="../tor-socksproto", version = "0.2.0"}
+arti-config = { path="../arti-config", version = "0.2.0"}
 
 anyhow = "1.0.23"
 async-ctrlc = { version = "1.2.0", optional = true }