ticket:10273 Plural Rules Fixed Decimal, improve handling of NaN and Infinity

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@34225 251d0590-4201-4cf1-90de-194747b24ca1
ticket:7647: Add/use LaoBreakEngine and laodict.txt; more useful messages in gendict

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk/source@34229 251d0590-4201-4cf1-90de-194747b24ca1