Adjust for /lib/modules -> /usr/lib/modules move

Although everything should be fine now (due to the /lib -> /usr/lib symlink),
adjust everything to the proper path.

Edited (Gerardo): Also rename function name and image name to be consisten.

Signed-off-by: Pierre Schmitz <pierre@archlinux.de>
Signed-off-by: Gerardo Exequiel Pozzi <vmlinuz386@yahoo.com.ar>

configs/releng/aitab.core

 # <img>           <mnt>               <arch>   <sfs_comp>  <fs_type>  <fs_size>
 root-image        /                   %ARCH%   xz          ext4       50%
-lib-modules       /lib/modules        %ARCH%   xz          ext4       50%
+usr-lib-modules   /usr/lib/modules    %ARCH%   xz          ext4       50%
 usr-share         /usr/share          any      xz          ext4       50%
 repo-core-%ARCH%  /repo/core/%ARCH%   %ARCH%   xz          none       0
 repo-core-any     /repo/core/any      any      xz          none       0

configs/releng/aitab.netinstall

 # <img>         <mnt>                 <arch>   <sfs_comp>  <fs_type>  <fs_size>
 root-image      /                     %ARCH%   xz          ext4       50%
-lib-modules     /lib/modules          %ARCH%   xz          ext4       50%
+usr-lib-modules /usr/lib/modules      %ARCH%   xz          ext4       50%
 usr-share       /usr/share            any      xz          ext4       50%

configs/releng/build.sh

@@ -121,7 +121,7 @@ make_syslinux() {
         cp ${_src_syslinux}/memdisk ${_dst_syslinux}
         mkdir -p ${_dst_syslinux}/hdt
         cat ${work_dir}/root-image/usr/share/hwdata/pci.ids | gzip -9 > ${_dst_syslinux}/hdt/pciids.gz
-        cat ${work_dir}/root-image/lib/modules/*-ARCH/modules.alias | gzip -9 > ${_dst_syslinux}/hdt/modalias.gz
+        cat ${work_dir}/root-image/usr/lib/modules/*-ARCH/modules.alias | gzip -9 > ${_dst_syslinux}/hdt/modalias.gz
         : > ${work_dir}/build.${FUNCNAME}
     fi
 }
@@ -157,10 +157,10 @@ make_customize_root_image() {
     fi
 }
 
-# Split out /lib/modules from root-image (makes more "dual-iso" friendly)
-make_lib_modules() {
+# Split out /usr/lib/modules from root-image (makes more "dual-iso" friendly)
+make_usr_lib_modules() {
     if [[ ! -e ${work_dir}/build.${FUNCNAME} ]]; then
-        mv ${work_dir}/root-image/lib/modules ${work_dir}/lib-modules
+        mv ${work_dir}/root-image/usr/lib/modules ${work_dir}/usr-lib-modules
         : > ${work_dir}/build.${FUNCNAME}
     fi
 }
@@ -322,7 +322,7 @@ make_common_single() {
     make_syslinux
     make_isolinux
     make_customize_root_image
-    make_lib_modules
+    make_usr_lib_modules
     make_usr_share
     make_aitab $1
     make_prepare $1