Added cookbook to show how to make a simple upload#4018

Closed

saro0h wants to merge 2 commits intosymfony:masterfrom saro0h:upload-file-cookbook

+283

Commits on Jul 11, 2014

Added cookbook to show how to make a simple upload (ref to symfony#2346 issue)
saro0h
committed

Commits on Jul 13, 2014

[WIP] Fixed parts of the cookbook according to comments
saro0h
committed