Merge pull request thephpleague#86 from thephpleague/prepare-for-4.2.0

Prepare for 4.2.0 release

Preapre for 4.1.1 release

Prepare for 4.1.0 release

Prepare for 4.0.1 release

Remove no-longer-true documentation

Prepare for 3.1.1 release

Prepare for 3.1.0 release

Prepare for 3.0 release

Fix accidental newline removal

Bump version