add Cxl::Cli class

lib/cxl/cxl/lib/cxl/cli.rb

@@ -0,0 +1,15 @@
+module Cxl
+  class Cli
+    class << self
+
+      def run(params)
+        require "yawpa"
+
+        puts "Coming soon..."
+
+        0
+      end
+
+    end
+  end
+end