rename scripts -> etc
add shell file start-torus-node
add file etc/torus-nodes(torus node ip list)
add directory logs/
update directory torus_node/
update directory control_node/
update file etc/upload
update file makefile
update file test.c
add shell file etc/download-torus-ip-list
add shell file etc/forward-to-torus-node
add shell file etc/free_login*
add shell file etc/start-torus-nodes
add shell file etc/stop-torus-nodes
add shell file etc/torus-node-deamon
add shell file etc/upload-to-control-node
update README.md
update directory control_node/
update directory skip_list/
update directory torus_node/