Merge tag 'v2.0.0'

2.0.0
Remove the link to obsolete wiki page to favor loopback.io
Fix for email transports
Merge pull request #396 from strongloop/feature/fix-issue-375

Fix for email transports
Fix remoting types for related models
Emit a 'modelRemoted' event by app.model()

This event will be listened by loopback-explorer so that models remoted
after the explorer is initiated will be added to the api specs
Merge pull request #401 from strongloop/feature/fix-remoting-for-related-models

Fix remoting types for related models
Merge pull request #402 from strongloop/feature/emit-model-remoted-event

Emit a 'modelRemoted' event by app.model()
Update module diagram
Update module diagram again
Updates for 2.0
Update package.json
updated LB module diagram
Bump version
Merge branch 'release/2.0.1' into production