Move the sourcing of software.sh to genkernel

This way there is no fear of users accidental removing
the source-line from genkernel.conf, ending up with a broken genkernel

genkernel

@@ -37,6 +37,7 @@ _GENKERNEL_CONF=${CMD_GK_CONFIG:-/etc/genkernel.conf}
 source "${_GENKERNEL_CONF}" || small_die "Could not read ${_GENKERNEL_CONF}"
 
 # Start sourcing other scripts
+source ${GK_SHARE}/defaults/software.sh || small_die "Could not read ${GK_SHARE}/defaults/software.sh"
 source ${GK_SHARE}/gen_funcs.sh || small_die "Could not read ${GK_SHARE}/gen_funcs.sh"
 source ${GK_SHARE}/gen_cmdline.sh || gen_die "Could not read ${GK_SHARE}/gen_cmdline.sh"
 source ${GK_SHARE}/gen_arch.sh || gen_die "Could not read ${GK_SHARE}/gen_arch.sh"

genkernel.conf

@@ -203,9 +203,7 @@ DEFAULT_KERNEL_SOURCE="/usr/src/linux"
 #   busybox, lvm, mdadm, .. have been moved to
 #   /usr/share/genkernel/defaults/software.sh in order to
 #   reduce the merging you have to do during etc-update.
-#   You can still override these settings in here
-#   below the source command.
-source "${GK_SHARE}/defaults/software.sh"
+#   You can still override these settings in here.
 
 
 # =========MISC KERNEL CONFIGURATION============