ticket:10295 ucleanup experiments, create development branch

git-svn-id: http://source.icu-project.org/repos/icu/icu@34597 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10182 Remove obsolete development branch.

git-svn-id: http://source.icu-project.org/repos/icu/icu@34598 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10182 Remove obsolete development branch.

git-svn-id: http://source.icu-project.org/repos/icu/icu@34599 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10184 Remove obsolete development branch.

git-svn-id: http://source.icu-project.org/repos/icu/icu@34600 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10273 Remove obsolete development branch.

git-svn-id: http://source.icu-project.org/repos/icu/icu@34601 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10502: revert code with bad license in ticket:9779

git-svn-id: http://source.icu-project.org/repos/icu/icu@34604 251d0590-4201-4cf1-90de-194747b24ca1