Add loss-of-VM debugging.
Update run-installer.sh to work where there is no KVM binary.
Update CB 2.0 install to use the new CLI.
Update barclamp.md

Replaced fenced code blocks that don't render in the CB help UI with <pre> tables.
Merge pull request #1963 from VictorLowther/pull-req-master-1abc8dac24f11b2f9151ad65e0ce1c29424b8e4b

Rewrite the CLI for Crowbar 2 [2/2]
Fixed barclamp CLI to change crowbar directory
Fixed discussed require statement and regular expression from PR #1944
Added $LOAD_PATH to the current bin directory