ticket:10445: merge of r34495

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/maint/maint-52@34496 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10445: update readme for final


git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/maint/maint-52@34497 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10445: fix a couple of links in the maint-52 readme

git-svn-id: http://source.icu-project.org/repos/icu/icu/branches/maint/maint-52@34498 251d0590-4201-4cf1-90de-194747b24ca1