Initial commit

	- build.sh to build packages
	- install.sh to install packages
	- uninstall.sh to uninstall packages
	- One sample package that make arm cross linux headers
- Convert linux-header's Pkgmk back to respectable format
- Make config file for cross packages
Make honest toochain packages
Move build result into centralize directory
Make uninstall only remove cross packages by default, use "host" argument to
remove host package
Add cross gmp package :
	- Fix binutils gas whitespace bug
	- fix build.sh indentation
Add MPFR cross package
Add cross ppl package
Add cross cloog-ppl package
Add cross mpc package
Add cross zlib package
Add binutils cross package
Add cross gcc package
Add cross sed package
Add cross ncurses package
Fix cross gcc cloog library path
Add util-linux cross package
Add PkgMk ability to copy files into package work directory
Add e2fsprogs cross package
Add coreutils cross package