Merge tag 'v1.0.3'

1.0.3
Modified all create/save/updateOrCreate to support parameterized queries.  This will eliminate the SQL Injection attack and also provide better handling of data types and nulls.  Moved string concatenations to array push to improve performance.
Fix the return of id
Merge branch 'master' of github.com:kesavkolla/loopback-connector-postgresql into kesavkolla-master

Conflicts:
	lib/postgresql.js
Merge branch 'kesavkolla-master' into feature/fix-pr-9
Extract property names in _categorizeProperties()
Use pg.js instead of pg to avoid dependency on native client bindings
Merge pull request #11 from STRML/master

Use pg.js instead of pg to avoid dependency on native client bindings
Update deps
Merge pull request #10 from strongloop/feature/fix-pr-9

Feature/fix pr 9
Bump version
Merge branch 'release/1.0.4' into production