Create FULL_UPDATE.sh

To do full update
Update README.md
Merge pull request #4 from Pavel-II/master

Add FULL_UPDATE.sh and update README.md
Some changes in full update
Update functions moved to Makefile
Some additions in Makefile
Update Makefile

fix forgotten renaming
Merge pull request #5 from Pavel-II/patch-1

Update Makefile
Changed default SD device
Fixed wrong vars compare
F...k, forget /dev/sdc again
New scripts and new makefile (for NAND preparation) and current uEnv.txt
Fixed /dev/sdX
Removed CodeSourcery 2009q1
F...ken /dev/sdc
Removed old CodeSourcery (for U-boot) and changed version of U-boot
Revert "Removed old CodeSourcery (for U-boot) and changed version of U-boot"

This reverts commit f2884866961ca7bf30c4797849f2a9e056cc3230.
Removed old CodeSourcery (for U-boot) and changed U-boot version
Add SSH path to GitHub's repositories.
Add start_package_http target

Run simple HTTP server  in fs/output/packages to install
freshly build packages directly from SDK/fs without any copying or SD
card swap.

The HTTP server is a sample python package bundled with most of python
releases.

To install fresh build packages from your SDK root.

On SDK host:

0. build your favorite package

1. Run server 'make  start_package_http' in SDK root dir

On virt2real:

0. Update virt2real's /etc/opkg/opkg.conf with the following line
src "all" http://<your-machine-IP-address>:8000
This need to be done just once.

1. Update package list with 'opkg-cl update'

2. Install package with 'opkg-cl install <your-favorite-package-name>'