ticket:11448: collation common tertiary weights for normal Hiragana, change builder to cope with below-common tertiary weights

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36906 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11448: move CollationBaseDataBuilder out of the runtime library: only used from genuca

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36908 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11448: move collationbasedatabuilder.h to tools/genuca

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36909 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11448: move collationbasedatabuilder.cpp to tools/genuca

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36910 251d0590-4201-4cf1-90de-194747b24ca1
ticket:11448: try to fix a build error on some platforms

git-svn-id: http://source.icu-project.org/repos/icu/icu/trunk@36912 251d0590-4201-4cf1-90de-194747b24ca1