CLOUDSTACK-1498: even we put the db encryption check at the wrong place, but seems it breaks other people's task, so add it back

utils/src/com/cloud/utils/db/Transaction.java

diff --git a/utils/src/com/cloud/utils/db/Transaction.java b/utils/src/com/cloud/utils/db/Transaction.java
index c151044..9113aca 100755
--- a/utils/src/com/cloud/utils/db/Transaction.java
+++ b/utils/src/com/cloud/utils/db/Transaction.java
@@ -97,8 +97,8 @@
         /* FIXME: We need a better solution for this
          * Initialize encryption if we need it for db.properties
          */ 
-        /*EncryptionSecretKeyChecker enc = new EncryptionSecretKeyChecker();
-        enc.check();   */     
+        EncryptionSecretKeyChecker enc = new EncryptionSecretKeyChecker();
+        enc.check();  
     }
 
     private final LinkedList<StackElement> _stack;