Merge pull request #734 from mposolda/master

Workaround for WFLY-3345 so logout can work for 'distributable' applicat...
KEYCLOAK-662 NPE when using direct grant API with email as username
Merge pull request #736 from stianst/master

KEYCLOAK-662 NPE when using direct grant API with email as username
KEYCLOAK-722 Refreshing token throws RuntimeException if realm keys have changed
Merge pull request #737 from stianst/master

KEYCLOAK-722 Refreshing token throws RuntimeException if realm keys have...
KEYCLOAK-729

Update themes documentation
Merge pull request #739 from stianst/master

KEYCLOAK-729
saml basic
saml
Merge pull request #741 from patriot1burke/master

saml basic
Change method signature