[vbox] Updated disks variables explanation

Change-Id: I9e0e57238c5a2484eb855b31ea53ed89d004fab8
Merge "[vbox] Updated disks variables explanation"
Move env_name to settings.py

Change-Id: I7c3eb589ad875a11e9e94aff67bfa145207ef3de
Much more better fuelweb_test/readme.txt

Change-Id: Icf4b98e02ffb0564c3cba66dddf667eced2d9e42
[PRD-2326] added hidden dhcp_interface kernel option for tests

Change-Id: I6df88e4933861574692eb76b3a6a1624ca241915
Merge "[PRD-2326] added hidden dhcp_interface kernel option for tests"
Merge "Move env_name to settings.py"
Refactoring system tests on python-proboscis

Change-Id: Iae82bece4923db898836db405cddc81f94526913