Merge pull request dresende#833 from dresende/fix_object_crash_pg

Update node-sql-query dep & dev sqlite version - security

Bump sql-ddl-sync - dependency update

Merge pull request dresende#830 from dresende/update_dependencies_sec…

…urity

Update dependencies to improve security

Update packages

Merge pull request dresende#762 from dresende/fix_hasmany_keys

Fix hasmany 'has' accessor to work with custom keys

Merge pull request dresende#761 from dresende/has-many-fix

Fix has many 'has' accessor failing when join table has duplicate entries

Merge pull request dresende#758 from dresende/better-chaining

Make [.find|.where|.all] synonyms & chain multiple times

Version 3.1.0 - adds to property def

Update readme