Handle SIG TERM and INT to deregister

Also use *Var for flags so you don't have to dereference everywhere you
consume the flags.
Merge pull request #8 from crosbymichael/handlesigs

Handle SIG TERM and INT to deregister
support FrameworkErrorMessage
add quickstart steps for running volt
update README with running from source/latest release
Merge pull request #10 from antonlindstrom/master

add quickstart steps for running volt
Use label highlights and not on cells
add missing colors
Merge pull request #16 from VoltFramework/status_label_fixed

Status label fixed
fix shell behavior
Add sentry error and info logging
Change verbose level for API calls
remove debug
Merge pull request #17 from crosbymichael/sentry

Add sentry support for errors and logs
Add docker volumes support
Use same port for Volt-API and MesosLib-API
Merge pull request #18 from VoltFramework/use_one_port

Use same port for Volt-API and MesosLib-API
Merge pull request #19 from crosbymichael/volumes

Add docker volumes support
refactor offers to be able to combine them