ticket:9777: Update ICU4C 4.0 code base Windows TimeZone detection


git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/maint@33003 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9777: Update ICU4C 4.2 code base Windows TimeZone detection


git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/maint@33004 251d0590-4201-4cf1-90de-194747b24ca1