world: drop ~arch pkgs in tree

core/var/lib/portage/world.CYCLE.4

@@ -392,7 +392,6 @@ app-eselect/eselect-mpost
 app-eselect/eselect-oodict
 app-eselect/eselect-package-manager
 app-eselect/eselect-pdftex
-app-eselect/eselect-rails
 app-eselect/eselect-sh
 app-eselect/eselect-unison
 app-forensics/aide
@@ -792,7 +791,6 @@ app-vim/vim-spell-nl
 app-vim/vim-spell-pl
 app-vim/vim-spell-pt
 app-vim/vim-spell-ru
-app-vim/vimbuddy
 app-vim/vimcalc
 app-vim/vimcommander
 app-vim/vimoutliner
@@ -2148,7 +2146,6 @@ media-sound/aylet
 media-sound/bplay
 media-sound/brutefir
 media-sound/cdcd
-media-sound/cplay
 media-sound/cvoicecontrol
 media-sound/dagrab
 media-sound/darkice
@@ -2205,7 +2202,6 @@ media-sound/mserv
 media-sound/mt-daapd
 media-sound/multimux
 media-sound/mup
-media-sound/muse
 media-sound/ncmpc
 media-sound/nted
 media-sound/ogg2mp3
@@ -2752,7 +2748,6 @@ sci-biology/qrna
 sci-biology/rebase
 sci-biology/sibsim4
 sci-biology/stride
-sci-biology/tophat
 sci-biology/transfac
 sci-biology/treeviewx
 sci-biology/trf
@@ -2833,7 +2828,6 @@ sys-apps/bar
 sys-apps/biosdevname
 sys-apps/bleachbit
 sys-apps/cciss_vol_status
-sys-apps/chname
 sys-apps/clrngd
 sys-apps/collectl
 sys-apps/conspy