ticket:10863: Update EUCTW mapping


git-svn-id: http://source.icu-project.org/repos/icu/icu@35755 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10877 Dictionary Fixes for using CJK engine with Thai. Work in progress.

git-svn-id: http://source.icu-project.org/repos/icu/icu@35758 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10877: Convert Thai dictionary from NFC to NFKC (only changes were for \u0E33 -> \u0E4D\u0E32)

git-svn-id: http://source.icu-project.org/repos/icu/icu@35760 251d0590-4201-4cf1-90de-194747b24ca1