These are the packages that would be merged, in reverse order:

Calculating dependencies... done!
[ebuild     U ] app-crypt/gnupg-2.0.4 [1.4.6] USE="bzip2 nls -doc% -ldap -openct% -pcsc-lite% (-selinux) -smartcard (-X%*) (-bindist%) (-curl%) (-ecc%) (-idea%) (-readline%*) (-static%) (-usb%) (-zlib%*)" LINGUAS="(-ru%)" 3,492 kB 
[ebuild     U ]  dev-libs/libksba-1.0.0 [0.9.15] 491 kB 
[ebuild  N    ]  app-crypt/pinentry-0.7.2-r3  USE="gtk ncurses -caps -qt3" 390 kB 
[ebuild     U ]  dev-libs/libassuan-1.0.1 [0.6.10] 263 kB 
[ebuild     U ]   dev-libs/libgpg-error-1.5 [1.0-r1] USE="nls" 364 kB 
[blocks B     ] <=app-crypt/gnupg-2.0.1 (is blocking app-crypt/gnupg-2.0.4)

Total: 5 packages (4 upgrades, 1 new, 1 block), Size of downloads: 4,998 kB