ticket:10995: Delete old fNegPrefixPattern before creating new one by prepending minus to fPosPrefixPattern

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36382 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9644: re-hardcode some normalization data: nfc.nrm

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36384 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9644: bug fix

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36385 251d0590-4201-4cf1-90de-194747b24ca1
ticket:9385: DateFormatSymbols/udat getters/setters for yearNames, zodiacNames (C)

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36386 251d0590-4201-4cf1-90de-194747b24ca1