Added cli application

src/cpl_cli/cli.py

@@ -0,0 +1,20 @@
+from cpl.application.application_abc import ApplicationABC
+from cpl.console.console import Console
+
+
+class CLI(ApplicationABC):
+
+    def __init__(self):
+        ApplicationABC.__init__(self)
+
+    def configure(self):
+        if self._services is None:
+            Console.error('Service provider is empty')
+            exit()
+
+        if self._configuration is None:
+            Console.error('Configuration is empty')
+            exit()
+
+    def main(self):
+        Console.write_line(self._configuration)