Merge pull request #4867 from exlevan/master

Add anthy support to uim
zarith: propagate build input gmp
mod_python: Update to 3.5.0

This fixes building against Apache 2.4.
mod_fastcgi: Fix building against Apache 2.4
mod_evasive: Add Apache version check
emacs-icicles: add current icicles snapshot to emacsPackages
Add set apacheHttpdPackages containing modules for specific Apache versions

Similar to linuxPackages etc.
haskell-hdevtools: update hash of the patch after its pull request has been rebased
linux_3_12: fix hash
pasystray: new package