From scribus-1.4.3/ChangeLog - 0011442: [Build System] Remove aspell plugin from build system as it does not work anyway (cbradney) - closed. /usr/lib64/scribus/plugins/libx_aspellplugin.so is not installed anymore, also look at 'diff -Naur scribus-1.4.{2,3}/CMakeLists.txt'
+ 17 Sep 2013; Justin Lecher <jlec@gentoo.org> scribus-1.4.3.ebuild, + scribus-1.4.9999.ebuild, scribus-9999.ebuild: + Drop last bits of obsolete aspell support, #483182 +