ticket:10797: Updated readme.html for release 53.1.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35552 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10797: Tagged ICU4C maint-53 r35552 as release-53-1


git-svn-id: http://source.icu-project.org/repos/icu/icu@35555 251d0590-4201-4cf1-90de-194747b24ca1
ticket:8550 Dictionary Break Iterator, UTF-8 Fixes, work in progress.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35556 251d0590-4201-4cf1-90de-194747b24ca1
ticket:8550 Dictionary Break Iterator, UTF-8 Support, work in progress.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35557 251d0590-4201-4cf1-90de-194747b24ca1