ticket:10300: Add "オーストラリア" to cjdict.txt, add related test (C)

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@34130 251d0590-4201-4cf1-90de-194747b24ca1
ticket:10331: fix immediate issue on cygwin, mingw still broken. also fix warnings and spaces

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@34133 251d0590-4201-4cf1-90de-194747b24ca1