[WFLY-2840] take scheduled timezone into account when calculating next timeout
Update key-tool plugin to work on jdk8
Fix JarSigner to work with JDK7 & 8
Merge pull request #5880 from ctomc/jdk8

Last fixes to make testsuite work on JDK8
Merge pull request #5866 from bmaxwell/WFLY-2840

[WFLY-2840] take scheduled timezone into account when calculating next t...
Refactor single sign-on implementation in org.wildfly.clustering.web.spi/infinispan modules.
Implement distributable SSO support for Undertow.
Upgrade Undertow to 1.0.0.CR3
Initial subsystem work for single sign on
Drop superfluous re-authenticate attribute of <single-sign-on/>.
domain attribute of <single-sign-on/> should not be required.
Add Lifecycle support to SingleSignOnManager.
Create SingleSignOnManagerService that properly invokes the lifecycle methods of the SingleSignOnManager.
Integrate support for distributable SingleSignOnManager.