Merge pull request #462 from patriot1burke/master

better fetch for role mappings
Merge pull request #463 from patriot1burke/master

oops show-sql=false
Merge pull request #464 from patriot1burke/master

keycloak-518
Merge pull request #465 from patriot1burke/master

keycloak-521
KEYCLOAK-526 Fix iframe origin when auth server url is relative
Merge pull request #466 from stianst/master

KEYCLOAK-526 Fix iframe origin when auth server url is relative
Disable cache provider for beta-3 release
Merge pull request #467 from stianst/master

Disable cache provider for beta-3 release
KEYCLOAK-520
Merge pull request #468 from stianst/master

KEYCLOAK-520
KEYCLOAK-532
Merge pull request #469 from stianst/master

KEYCLOAK-532
KEYCLOAK-530
Merge pull request #470 from stianst/master

KEYCLOAK-530
KEYCLOAK-533
Merge pull request #471 from stianst/master

KEYCLOAK-533
KEYCLOAK-534 Fix MS-SQL
KEYCLOAK-535 Fix Keycloak with Oracle
Remove duplicite dependency declarations to remove maven warnings
Add instructions to configure a reverse proxy with KC