rhogen-wizard/plugin.xml: Rhohub build action was commented out.
rhogen-wizard/src/rhogenwizard/launcher/LaunchDelegateBase.java: FailBuildExtension was simplified.
rhogen-wizard/src/rhogenwizard/sdk/task/RubyExecTask.java: showWorkingDir and showCommandLine were removed.
SubscriptionCheckTask class was removed.