Merge pull request #309 from mposolda/master

Upgrade to keycloak 1.0-rc-2
Content type decoding / encoding issues
NPEs in BaseResponder
Merge pull request #310 from mstruk/failures

LIVEOAK-514 Resolve the random test failures
Remove stability monitor from ZeroResourcesService, as it didn't solve the problem
LIVEOAK-499 System properties expansion in .json files should escape backslashes
Support for keycloak on different host