CORD-654 configure MAAS via ansible module

Change-Id: I9f1b3b83b41d2cf1e87660d4a50fd3267ad1679a
diff --git a/roles/head-node/files/commands/cord b/roles/head-node/files/commands/cord
index 0d63dc8..9f675d5 100755
--- a/roles/head-node/files/commands/cord
+++ b/roles/head-node/files/commands/cord
@@ -16,7 +16,7 @@
     for CMD in $ALL_FILES; do
         test -x "$CMD" && COMMANDS="$COMMANDS $CMD"
     done
-       
+
     # Process comands for usage information
     # Output all commands and their help information to file
     # so it can be sorted. The format will be:
diff --git a/roles/head-node/files/commands/cord-harvest b/roles/head-node/files/commands/cord-harvest
index fd43182..8cabd11 100755
--- a/roles/head-node/files/commands/cord-harvest
+++ b/roles/head-node/files/commands/cord-harvest
@@ -50,7 +50,7 @@
         fi
         ;;
     check)
-        RUNNING=$($SSH_OPT docker inspect --format="'{{ .State.Running }}'" harvester) 
+        RUNNING=$($SSH_OPT docker inspect --format="'{{ .State.Running }}'" harvester)
 	if [ $? -ne 0 ]; then
 	    >&2 echo "Unable to execute docker or locate harvester container, if not running on the head node please specify the server address"
 	    exit 1
@@ -112,4 +112,4 @@
         exit 1
         ;;
 esac
-  
+