Merge pull request #4 from josqu4red/master

Add role management
add backup action
Merge pull request #5 from josqu4red/master

refactor databag alignment
Merge pull request #6 from rottenbytes/backup

add backup action
update doc, bumps version
Merge pull request #7 from rottenbytes/backup

update doc, bumps version
add 'knife sharp server' command
Merge pull request #8 from josqu4red/server

add 'knife sharp server' command
add choices for cookbook sync