A bunch of fixes for the installer, including making it idempotent-ish to allow resuming upon failure
Fixing check for existing azure vnet
Merge branch 'installer_fixes' of https://github.com/reines/FrameworkBenchmarks into 849

Conflicts:
	config/benchmark_profile
	config/erlang.list
	toolset/setup/linux/installer.py
849 added -y to most apt-get installs
849 Commented out Elixir and Weber for now. Manual install needed
849 Attempted fixing Weber/Elixir
Merge branch '849'

Conflicts:
	toolset/setup/linux/installer.py