gem-unicode-devel-0.4.4.4-alt1.noarch	rpm-filesystem-conflict-file-file	warn	File /usr/include/unicode/ustring.h conflicts with the package libicu-devel-6.9.1-alt2.x86_64. Moreover, the packages have no explicit conflicts with each other. You should add explicit conflicts, or, if conflicts are avoidable, consider using alternatives.; 
