Returns the data which have been validated

Lets continue the process with only validated datas

Move commit on 4.2 branche : https://github.com/laravel/framework/pull/4833
Rename method in passed
add Passes method to run validation
Merge branch 'patch-2' of https://github.com/bastiendonjon/framework into bastiendonjon-patch-2
Cleaning up a few method names.
[5.0] Removed unused use statement.
Revert a change to a symfony version constraint
Remove unused loop variable.
Add SVG to image validation rule
$replace does not need to be set that early
use only one condition in words
Increment version.
Simplicity is an acquired taste. Agreed.
Add validation contracts.
Merge pull request #5737 from troyharvey/inspirational-quote-typo

Inspirational quote typo
Merge pull request #5728 from nCrazed/svg-image-validation

Add SVG to image validation rule
Update change log.
Merge pull request #5729 from lucasmichot/4.2-support-str-snake

[4.2] Suport Str : minor tweak
Merge pull request #5727 from franzliedke/patch-3

Remove unused loop variable.
Merge pull request #5722 from tmalecki/master

[5.0] Removed unused use statement.