Remove debug output, fix logging in salt result checking

Change-Id: Ia2910916df5c2b174996125dd7fd1a0e878d902d
diff --git a/src/com/mirantis/mk/Salt.groovy b/src/com/mirantis/mk/Salt.groovy
index e6c0fe9..6164f5d 100644
--- a/src/com/mirantis/mk/Salt.groovy
+++ b/src/com/mirantis/mk/Salt.groovy
@@ -271,16 +271,15 @@
         }
         for (node in entry) {
             for (resource in node.value) {
-                println(String.format("resource = '%s'", resource))
                 def res = resource
                 if(resource instanceof Map.Entry){
                     res = resource.value
                 }
                 if(!res["result"] || (res["result"] instanceof String && res["result"] != "true")){
                     if (failOnError) {
-                        throw new Exception("Salt state on node ${node.key} failed: ${res}")
+                        throw new Exception("Salt state on node ${node.key} failed: ${res}. State output: ${node.value}")
                     } else {
-                        common.errorMsg("Salt state on node ${node.key} failed: ${res}")
+                        common.errorMsg("Salt state on node ${node.key} failed: ${res}. State output: ${node.value}")
                     }
                 }
             }