feature #2091 Add linting in "src" and "tests" folders (aminebenhariz)
feature #2091 Add linting in "src" and "tests" folders (aminebenhariz)

This PR was squashed before being merged into the 2.0.x-dev branch (closes #2091).

Discussion
----------

Add linting in "src" and "tests" folders

See #2084 for details.

Commits
-------

01f5bf5d Add linting in "src" and "tests" folders

yceruto/EasyAdminBundle,yceruto/EasyAdminBundle,javiereguiluz/EasyAdminBundle,OskarStark/EasyAdminBundle,javiereguiluz/EasyAdminBundle,OskarStark/EasyAdminBundle,yceruto/EasyAdminBundle,OskarStark/EasyAdminBundle