Create a helper class to provide a wrapper around nfdc.

Refs #3491

Change-Id: I2cc7cbb480a6ca81ee32bbfee47ef060dd8c51f4
diff --git a/bin/minindn b/bin/minindn
index f4cdf4e..eda63de 100755
--- a/bin/minindn
+++ b/bin/minindn
@@ -73,6 +73,9 @@
 from ndn.remote_ndn_link import RemoteNdnLink, RemoteGRENdnLink
 from ndn.placer import GuidedPlacer, PopulatePlacement
 from ndn.util import ssh, scp, MiniNDNCLI
+from ndn.nlsr import Nlsr, NlsrConfigGenerator
+from ndn.nfd import Nfd
+from ndn.apps.nfdc import Nfdc
 
 import os.path, time
 import shutil
@@ -86,9 +89,6 @@
 from functools import partial
 import re
 
-from ndn.nlsr import Nlsr, NlsrConfigGenerator
-from ndn.nfd import Nfd
-
 try:
     import argcomplete
 except ImportError:
@@ -470,7 +470,7 @@
             "net": net,
             "ctime": options.ctime,
             "nPings": options.nPings,
-            "strategy": Nfd.STRATEGY_BEST_ROUTE,
+            "strategy": Nfdc.STRATEGY_BEST_ROUTE,
             "pctTraffic": options.pctTraffic,
             "nlsrSecurity": options.nlsrSecurity,
             "workDir": options.workDir,