ticket:10209: Fixed odd TimeType problem with ZONE_ID, ZONE_ID_SHORT and EXEMPLAR_LOCATION in TimeZoneFormat#format. Also added generic TimeZoneFormat test cases.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@33819 251d0590-4201-4cf1-90de-194747b24ca1