Added LoopbackConnection
Partial fix for #9
Changes :
i. rce-make params are set by introducing bashrc
ii. /rce i.e $rootfs/rce is no longer used, consistent with rce maintain it uses the /tmp directory
Fixes to robot.py
fix missing home dir issue
Make it less invasive , if file exists (ros happens to be a  username on host system) just append to file and not over write
Terminology file
Fix missing lock directory
Fix clean , locks cause non standard return code
use rf option to remove path without check
remove the base path , not individual files
Fix for #21
Add sourcing of ROS environment variables on ssh into container #9
Add support for groovy+ rosdep provisioning.
Home reset to /root 1/2
rce-make not exports the correct home variables to enable /root home
Merge branch 'bug-fix' of github.com:IDSCETHZurich/rce into bug-fix

Conflicts:
	setup/provision
correct terminology
some formatting
fix bug with blocking ROS client, when rce is terminated before the client exits
Copy rosdep caches over to container home , should solve #10
fix path, chown as upstart