Correct syntax when using the mysql command and comment after
Fix attach for pivot tables that only have either a created_at or updated_at timestamp.
Change explicit references to 'created_at' and 'updated_at' to 'createdAt' and 'updatedAt' method calls
don't allow access of relationship properties via snake_case
bugfix: orHaving does not work when used as first having condition.
Update ScopeInterface w/ tests
Pivot table child queries respect where conditions added through wherePivot()
Fix broken transaction logic when PDO changes
Push visible and hidden attributes to model
* Added new "json" type column into Blueprint.php and corresponding grammars:
  - Column definition for type "json" in PostgresGrammar.php as "json".
  - Column definition for type "json" in SqlServerGrammar.php as "nvarchar(max)".
  - Column definition for "json" type in MySqlGrammar.php as "text".
  - Column definition for "json" type in SQLiteGrammar.php as "text".
Add getVisible method
Update attributes line for readability
morphClass property not applied bug when select morphToMany Relation
exists function improved

adding a limit(1) is usefull for control of existence and can be find it 1 step in db.
Fixing issue with global scope duplication in relationship has requests
Fixing formattting to use tabs
Set $options as an empty array per default
Merge pull request #6551 from bryceray1121/4.2

[4.2] Eloquent Relationship Query Builder Broken With Global Query Scope
Remove comment.
Merge branch '4.2'