Upgrade to predis 1.0
Fixes #5216
Merge pull request #5218 from GrahamCampbell/4.2-confirm2

[4.2] Fixes #5216 [OPTION 2]
Upgraded to symfony 2.6
Loosened patchwork utf8 version
Loosened symfony version constraints
Added to the contribution guide lines
Merge pull request #5239 from GrahamCampbell/4.2-conrib

[4.2] Added To The Contribution Guidelines
Merge pull request #5234 from GrahamCampbell/4.3-loosen-symfony

[4.3] Loosened Symfony Version Constraints
Merge pull request #5233 from GrahamCampbell/4.3-patchwork

[4.3] Loosened Patchwork UTF8 Version Constraint
Revert "[4.3] Loosened Symfony Version Constraints"
Merge pull request #5240 from laravel/revert-5234-4.3-loosen-symfony

Revert "[4.3] Loosened Symfony Version Constraints"
Merge pull request #5231 from GrahamCampbell/4.3-symfony

[4.3] Upgraded To Symfony 2.6
Merge pull request #5157 from GrahamCampbell/4.3-predis

[4.3] Upgrade To Predis 1.0
Change default console command directory.
Response factory refactor