README: fix order of words
usbutils: kernel.org mirror wouldn't work, and it has a configure script in it
fix usbutils

passing "$optcflags" as prefix certainly does not work.
feh: won't build without libxt
apache: changed the mirror as the last one was defunct, added apr and apr-util as deps, and updated version to 2.4.6
aiksaurus: changed https to http in url
librsvg: updating to reflect requied dependencies
libgsf: requires intltool
evince: requires libsm
kmod: patch to compile with gcc 4.5.4

kmod is using one bleeding edge feature from C11 which requires
GCC >= 4.6.