WIP began work on CLI.

cli/src/main/groovy/com/jdbernard/wdiwtlt/cli/CommandLineInterface.groovy

@@ -0,0 +1,28 @@
+package com.jdbernard.wdiwtlt.interfaces
+
+public class CommandLineInterface {
+
+    public static final VERSION = "alpha"
+
+    public static final def DOC = """\
+wdiwtlt v$VERSION
+
+Usage:
+    wdiwtlt [options]
+
+Options:
+    -L --library-root <root-dir>
+
+        The path to a local media library directory. Providing a local library
+        causes wdiwtlt to run in local mode.
+
+Configuration:
+"""
+
+    public static void main(String[] args) {
+
+        def opts = new Docopt(DOC).withVersion("wdiwtlt v$VERSION").parse(args)
+
+        println opts
+    }
+}