Added CLI arguments to recon-web to customize the host and port used …

…by the webserver. Resolves #30.

recon-web

@@ -1,7 +1,14 @@
 #!/usr/bin/env python3
 
 from recon.core.web import create_app
+import argparse
+
+parser = argparse.ArgumentParser()
+parser.add_argument('--host', default='127.0.0.1', help="IP address to listen on")
+parser.add_argument('--port', default=5000, help="port to bind the web server to")
+
+args = parser.parse_args()
 
 app = create_app()
 if __name__ == '__main__':
-    app.run()
+    app.run(host=args.host, port=args.port)