bugfix in readme: livecd doesn't yet work this way

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
remove livecd- prefix which is used in virtualbox from user commands ~> simplify

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
version bump to 0.3

Signed-off-by: Dominik Richter <dominik.richter@gmail.com>
Merge branch 'release/0.3'
Merge tag '0.3' into nightly

0.3