Use db model hook to filter external network

Fixes bug 1132849

Change-Id: I47e01a11afaf6e6bcf06da7bd713fd39b05600ff
Remove compat cfg wrapper

This wrapper was there to allow oslo-config changes through the gate
while keystoneclient hadn't been updated.

Also update to 2013.1b4.

Change-Id: I3d48673af58ae379e8e4d2c7fb4b4d81f3ed67dd
Add session persistence support to LBaaS HAProxy driver

fixes bug 1135324

Change-Id: I5bcd6c84d6b402adecfb5a4cf81925ddbefccbb0
Add stats reporting to HAProxy namespace driver

fixes bug 1135327

Change-Id: Ib5bc1b66ba57a8d93a5ee181c7cde64893c6b651
Enabled add gateway to refrain from checking exit code

Fixes bug 1129741

Change-Id: Ibb9a0e1c0f0e5ad610c4f45ae65eb82e25a57b94
Merge "Remove compat cfg wrapper"
Merge "Add session persistence support to LBaaS HAProxy driver"
Merge "Add stats reporting to HAProxy namespace driver"
Imported Translations from Transifex

Change-Id: I54314eaec2161d2d79c7417aaabc609335aea7f8
Merge "Use db model hook to filter external network"