Fix install_all issue and failing test cases that fail after NRD becomes part of NFD.

Change-Id: Ic254244be99e289f43af86ecf6c82aad8460c538
Refs: #1641
diff --git a/library_helpers/process_manager.py b/library_helpers/process_manager.py
index ac53b0f..10cd076 100644
--- a/library_helpers/process_manager.py
+++ b/library_helpers/process_manager.py
@@ -110,3 +110,6 @@
     def killNfd(self):
         self.killProcess("nfd")
         time.sleep(2)
+
+    def startNrd(self):
+        self.startProcess("nrd", ["nrd"], "-> Starting NRD")