update timestamp on soft delete only when its used (#19627)

 some refactoring on ELoquent builder (#18775)

Revert overly broad return type (#18625)

Revert an overly broad return type hint, to a more specific one. Helps developer work flow by not breaking IDE autocomplete on chaining.

Update HasRelations::morphInstanceTo() (#18058)

I changed this line so that the static method getActualClassNameForMorph can be overridden.
In my case, the morph relationship is idetified by integers, so I rewrote the static method getActualClassNameForMorph.

Low-hanging optimization in Eloquent model (#17739)

ErrorException: Undefined variable: result (#17496)

Typo in Illuminate/Database/Eloquent/FactoryBuilder.php:118

fix formatting

[5.3] Fix bindings for has queries (#15740)

* Fix has bindings

* StyleCI

* Fix id reference

Parameter acceptable values (#15025)

orWhere() accepts Closure as first parameter. Example - https://laravel.com/docs/5.3/queries#parameter-grouping

Backported eloquent builder bugfix