ticket:9101: platform porting

git-svn-id: http://source.icu-project.org/repos/icu/icu@34807 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: delete unused, un-built tools/dumpce; would need work to fix for new collation code & data structure

git-svn-id: http://source.icu-project.org/repos/icu/icu@34808 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: platform porting

git-svn-id: http://source.icu-project.org/repos/icu/icu@34809 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: platform porting

git-svn-id: http://source.icu-project.org/repos/icu/icu@34810 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: fix UCONFIG_NO_COLLATION

git-svn-id: http://source.icu-project.org/repos/icu/icu@34811 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: plug the one memory leak

git-svn-id: http://source.icu-project.org/repos/icu/icu@34812 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: some documentation cleanup

git-svn-id: http://source.icu-project.org/repos/icu/icu@34813 251d0590-4201-4cf1-90de-194747b24ca1