Description of problem:
After stage upgrade to devenv-stage_493, existing scalable apps cannot connect to the mysql/psql db anymore.

Version-Release number of selected component (if applicable):
STG(devenv-stage_493)

How reproducible:
always

Steps to Reproduce:
1.Create scalable app with mysql and postgresql added
2.STAGE upgrade
3.Try to connect to the mysql/psql from the scalable app

Actual results:
\> mysql
ERROR 1130 (HY000): Host 'ip-10-179-2-61.ec2.internal' is not allowed to connect to this MySQL server
\> psql
psql: FATAL:  no pg_hba.conf entry for host "10.179.2.61", user "adminfsrygr7", database "jbeap1s", SSL off

\> hostname
ex-std-node3.stg.rhcloud.com
\> ping ex-std-node3.stg.rhcloud.com
PING ex-std-node3.stg.rhcloud.com (10.179.2.61) 56(84) bytes of data.

Expected results:
The dbs can be connected from the scalable app web gear. 

Additional info:
It works fine on the INT after server upgrade.

The dbs can be connected from the rhcsh on the db-gear.

[52135d8ddbd93cdda6000657-bmeng1stg.stg.rhcloud.com 52135d8ddbd93cdda6000657]\> mysql
Welcome to the MySQL monitor.  Commands end with ; or \g.
Your MySQL connection id is 2
Server version: 5.1.69 Source distribution

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