initializate client, server, shared

- initializated base structure of server
 - initializated base structure of client
 - initializated base structure of shared(lib for client and server)

shared/lib/src/shared_base.dart

@@ -0,0 +1,6 @@
+// TODO: Put public facing types in this file.
+
+/// Checks if you are awesome. Spoiler: you are.
+class Awesome {
+  bool get isAwesome => true;
+}