Advcpmv for TC15 x86_64

* Install extensions:  compiletc squashfs-tools
* wget ftp://ftp.gnu.org/gnu/coreutils/coreutils-9.5.tar.xz
* wget https://raw.githubusercontent.com/jarun/advcpmv/master/advcpmv-0.9-9.5.patch
* xz -d -c coreutils-9.5.tar.xz | tar xv
* cd coreutils-9.5
* patch -p1 -i ../advcpmv-0.9-9.5.patch
* export CFLAGS="-mtune=generic -Os -fno-asynchronous-unwind-tables -flto -fuse-linker-plugin -pipe" CXXFLAGS="-mtune=generic -Os -fno-asynchronous-unwind-tables -flto -fuse-linker-plugin -fno-exceptions -fno-rtti -pipe" LDFLAGS="-Wl,-O1" PKG_CONFIG_PATH=/usr/local/lib/pkgconfig
* ./configure --prefix=/usr/local --disable-acl --disable-xattr --disable-libcap
* make
* mkdir -p ../../advcpmv_ext/advcpmv/usr/local/bin
* src/cp -g src/mv ../../advcpmv_ext/advcpmv/usr/local/bin/advmv
* src/cp -g src/cp ../../advcpmv_ext/advcpmv/usr/local/bin/advcp

* cd ../../advcpmv_ext/
* strip advcpmv/usr/local/bin/*

* sudo chown -R root:root advcpmv
* In each dir. run "find usr ! -type d | sed "s/^/\//g" > ../advcpmv.tcz.list".
 - for dir in `find -maxdepth 1 -mindepth 1 -type d`; do cd $dir; find usr ! -type d | sed "s/^/\//g" > ../$dir.tcz.list; cd ..; done
* Make into extensions using mksquashfs. "mksquashfs advcpmv advcpmv.tcz
  "md5sum advcpmv.tcz > advcpmv.tcz.md5.txt" etc...
 - for dir in `find -maxdepth 1 -mindepth 1 -type d`; do mksquashfs $dir ${dir#./}.tcz; md5sum ${dir#./}.tcz > ${dir#./}.tcz.md5.txt; done
* No deps

* Copy advcpmv.tcz (+ dep, md5) to "tce/optional".
* tce-load -i advcpmv