Merge branch 'update-vendors' into develop
Merge branch 'issues/#5-bad-extract-result-code-detection' into develop
add symfony/yaml dependency
Create generators class archi
Change Deployer to new generator system. Add better handling of symlink creation to detect potential issue (e.g.: file already exists,...)
Now generator for shared object could be one this :
 - "folder-empty"
 - "file-dist"
 - "file-yaml-dist"

Old generator names will display a deprecated warning message.
Merge pull request #12 from wpottier/features/better-generators-system

Features/better generators system