Implemented warning message in salt state checking

Change-Id: I24905d08b54560100142d069f45667ad8f533b39
diff --git a/src/com/mirantis/mk/Common.groovy b/src/com/mirantis/mk/Common.groovy
index a605b44..c515124 100644
--- a/src/com/mirantis/mk/Common.groovy
+++ b/src/com/mirantis/mk/Common.groovy
@@ -101,7 +101,7 @@
  * @param color Colorful output or not
  */
 def warningMsg(msg, color = true) {
-    printMsg(msg, "blue")
+    printMsg(msg, "yellow")
 }
 
 /**