added users cookbook
fix ssh keys
lock root user
disable root user lock
append admin users
lock root user; readme hint
readme, update users cookbook metadata
users cookbooks update
Import users version 0.2.0
vendored users cookbook
all users
nodes for users
user update
cookbooks/users
user recipe fixes
update user meta
add user to all their groups
Merge remote branch 'datadog/master'

Conflicts:
	README.md
Handle locked users better.
option to lock root