ticket:9101: patch zhuyin tailoring so the new builder accepts it, see CldrBug:6511

git-svn-id: http://source.icu-project.org/repos/icu/icu@33998 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9101: patch Korean searchjl tailoring so the new builder accepts it, remove Jamo L+L contractions for now

git-svn-id: http://source.icu-project.org/repos/icu/icu@33999 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10271 C++11 atomics, simplify #ifdefs.

git-svn-id: http://source.icu-project.org/repos/icu/icu@34000 251d0590-4201-4cf1-90de-194747b24ca1