Re-use newPivotStatement function

Signed-off-by: Dries Vints <dries.vints@gmail.com>
Various fixes

Fixed typos, incorrect property and incorrect return types.

Signed-off-by: Dries Vints <dries.vints@gmail.com>
Fix missing method implementation on Controller class

Missing method handler implementation for the Controller class seems to have disappeared. Re-added it along with unit tests to make sure it doesn't gets removed again.

Signed-off-by: Dries Vints <dries.vints@gmail.com>
Merge pull request #1665 from driesvints/bugfix/fix-missing-method-on-controller

Fix missing method implementation on Controller class
Merge pull request #1664 from driesvints/dv/various-fixes

Various fixes
Added parseCallback method to Str class.
Merge branch '4.0'
Added array_build helper.
Merge branch '4.0'
Merge branch 'master' of https://github.com/laravel/framework