ticket:10842: update urename and fix an unrenamed class


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35973 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10842: fix mistagged ICU54 API

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35974 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10842: fix to namespace usage


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35976 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10842: update dependencies. Also update tool and add emacs mode.


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35977 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10842: Improve dependencies error message


git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35978 251d0590-4201-4cf1-90de-194747b24ca1