Lay out the structure of the project

Parse arguments which can be used to configure the server. Create a
WASM client stub and make the server capable of serving it. Document
the current state in the readem.

.cargo/config

@@ -0,0 +1,7 @@
+[target.'cfg(feature = "cargo-clippy")']
+rustflags = [
+    "-Dwarnings",
+    "-Dclippy::pedantic",
+    "-Dclippy::nursery",
+    "-Dclippy::cargo",
+]