Fix the automigrate issue

See https://github.com/strongloop/loopback-example-relations-basic/issues/6
Merge pull request #332 from strongloop/feature/fix-memory-automigrate

Fix the automigrate issue
Bump version
Merge branch 'release/2.10.2' into production
Merge tag 'v2.10.2'

2.10.2
Remove "Suite"
Fix HasOne PK on modelFrom instead of modelTo
Tests for non standard id - hasOne and polymorphic