First version of Makeroot.
Done:
 - Das U-Boot download and build
 - Kernel dpwnload from kernel.org or linaro.org or custom repository
 - kernel build and install for uImage or custom image type (zImage,
		 vmLinux)
 - Tree generation for simple Linux system
 - Libc installation from the toolchain
 - Environment installation with Busybox download and build
 - System initialization with rc scripts
 - MMC image generation
Tested:
 - simple image for ST-Ericsson Snowball board with:
 	 Linux-linaro-tracking 3.8
	 Libc from the Linaro toolchain
	 Busybox
	 Simple rc script.
	 The board starts from the mmc and give shell access to the board
ToDo:
 - Raw image generation with UBIFS file system
 - uClibc installation instead of the libc from the toolchain
 - Busybox build with the same toolchain but with uClibc
 - SDK generation (extract headers and libraries from image and copy
		 toolchain in a SDK directory