Added crate feature, fixed docs, added examples and tests

.gitignore

@@ -1 +1,6 @@
-/target
+target/
+examples/basic-config/target/
+examples/config-from-toml/target/
+examples/non-tls-irc/target/
+Cargo.lock
+

tests/basic-connection.rs

@@ -0,0 +1,17 @@
+use circe::{Client, Config};
+
+#[test]
+fn connect() -> Result<(), std::io::Error> {
+    let config = Config::new(
+        vec![""],
+        "karx.xyz",
+        Some("+B"),
+        Some("circe-tests"),
+        6697,
+        "circe-tests",
+    );
+    let mut client = Client::new(config).unwrap();
+    client.identify().unwrap();
+
+    Ok(())
+}