remove deprecated data from hiera

It had been removed from the contrail module,
this patch also removes it from the hiera data.
Merge pull request #169 from bodepd/deprecate_autoreboot_params

remove deprecated data from hiera
Add sudo access for testers

This patch adds sudo access to members of the testing
team only to the acceptance testing environment so that
they can diagnose tempest failures.
Turn off bash -x if set when sourcing creds

so that we don't expose passwords by accident.
Merge pull request #171 from bodepd/add_tester_sudo_access

Add sudo access for testers
Rewrites untire README

to make it more usable, up-to-date, complete,
etc
Merge pull request #173 from bodepd/turn_off_bash_trace

Turn off bash -x if set when sourcing creds
Merge pull request #174 from bodepd/readme_update

Readme update
set vagrant-vbox as default env

b/c the current default of vagrant
is not valid anymore.
Merge pull request #175 from bodepd/vagrant-vbox_as_default

set vagrant-vbox as default env
Fix settings for staging environment
Set a default floating pool
Use larger flavor for etcd
Update README

add table of contents

enhance build script updates
Merge pull request #179 from bodepd/toc_update

Update README
Use default for contrail_api_server

Default is provided by consul and just works
Use proxy
Add clockskew debug to crontab
I hate computers
Make sure we run ntpdate after configuring ntp but before installing Ceph