ticket:10719: fix problem with detecting timezone in non-english windows environment

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35732 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10522: Update tzcode readme in ICU

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35733 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10831: Fixed the API parameter description in usprep_prepare().

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35742 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10884: Add abbreviated relative date format support.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35744 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10913: Remove unused includes.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35746 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10913: Fix broken build.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35747 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10914: Fix uses of createSharedInstance calls.

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@35748 251d0590-4201-4cf1-90de-194747b24ca1