Fixed hashToWhereConditions and arrayValue in QueryGenerator to correctly handle in: and not: in where: conditions (fixes #1079)
fixed abstract arrayValue to take factory parameter
Make it possible to disable some but not all timestamp columns
Make it possible to disable some but not all timestamp columns
Added test for :not in hashToWhere conditions
change timestampattributes to be on the model instead of instance.prototype. Removed touchedAt, since it wasn't used anywhere, or part of any schema
Added test for validation with allowNull:true; closes #1276
Merge pull request #1342 from shopbeam/test/add-validation-allownull-true

Added test for validation with allowNull:true; closes #1276
Merge pull request #1334 from janmeier/disableIndividualTimestamps

Make it possible to disable some but not all timestamp columns
Update changelog.md
Merge pull request #1241 from yuri0/master

Fixed hashToWhereConditions and arrayValue in QueryGenerator to correctly handle in: and not: in where: conditions (fixes #1079)