Merge tag 'v1.0.5'

1.0.5
Clarify the need for app.model(container)
Merge pull request #25 from bdunnette/master

Clarify the need for app.model(container)
Add loopback 2.0 example
Put link to official documentation
Add contribution guidelines

Uses https://cla.strongloop.com
GetFiles issues

Only 2 arguments passed in to GetFiles but it was expecting 3 thus “cb”
was undefined…

File System GetFiles should handle empty “entries” array properly…
Allow the Sample to easily changed providers
Update index.js

Took suggestion from Raymond...
Update storage-service.js

Took Raymond's suggestion...
Merge pull request #32 from tonysoft/master

Issues involved in "getFiles"
Remove expired credentials
v1.0.6
Merge branch 'release/1.0.6' into production