Initial beacon node setup.

- Add network crate.
- Add sync crate.
- Add version crate.
- Add lighthouse configuration.
- Add network configuration.

beacon_node/version/src/lib.rs

@@ -0,0 +1,25 @@
+//TODO: Build the version and hash of the built lighthouse binary
+
+/// Version information for the Lighthouse beacon node.
+// currently only supports unstable release
+extern crate target_info;
+
+use target_info::Target;
+
+const TRACK: &'static str = "unstable";
+
+/// Provides the current platform
+pub fn platform() -> String {
+    format!("{}-{}", Target::arch(), Target::os())
+}
+
+/// Version of the beacon node.
+// TODO: Find the sha3 hash, date and rust version used to build the beacon_node binary
+pub fn version() -> String {
+    format!(
+        "Lighthouse/v{}-{}/{}",
+        env!("CARGO_PKG_VERSION"),
+        TRACK,
+        platform()
+    )
+}