JBIDE-16080 - VerifySSHSessionJob display name is sometimes inappropriate

Changed the label to something more generic.
[JBIDE-16102] corrected error message to report app name only
Merge branch 'JBIDE-16080' of git://github.com/xcoulon/jbosstools-openshift into xcoulon-JBIDE-16080
[JBIDE-16057] implemented proper refreshing of env vars in wizard