mcp-agent mode for mcp-checker with web-info and REST API

New:
 - agent index page serving on 0.0.0.0:8765
 - REST API with modular approach to modules
 - 'fio' module working via thread-safe Thread able to return
   real-time info on its status
 - 'fio' module scheduled run option
 - ability to preserve multiple testrun results while active
 - dockerfile for agent image

Fixed:
 - Network report fixes to work on Kube envs
 - Fixed function for running commands inside daemonset pods

 Related-PROD: PROD-36669

Change-Id: I57e73001247af9187680bfc5744590eef219d93c
diff --git a/requirements.txt b/requirements.txt
index 27030e0..26b0d1e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,3 +5,5 @@
 ipaddress
 configparser
 kubernetes
+gevent
+falcon