minor #474 Speedup Travis builds by disabling Xdebug when possible (javiereguiluz)
minor #474 Speedup Travis builds by disabling Xdebug when possible (javiereguiluz)

This PR was squashed before being merged into the master branch (closes #474).

Discussion
----------

Speedup Travis builds by disabling Xdebug when possible

Let's see if this makes Travis run jobs faster.

Commits
-------

7ce6c76 Speedup Travis builds by disabling Xdebug when possible

thomasbeaujean/EasyAdminBundle,gabiudrescu/EasyAdminBundle,yceruto/EasyAdminBundle,thomasbeaujean/EasyAdminBundle,yceruto/EasyAdminBundle,javiereguiluz/EasyAdminBundle,gabiudrescu/EasyAdminBundle,ogizanagi/EasyAdminBundle,gabiudrescu/EasyAdminBundle,OskarStark/EasyAdminBundle,alexgt9/EasyAdminBundle,ogizanagi/EasyAdminBundle,alexgt9/EasyAdminBundle,alexgt9/EasyAdminBundle,OskarStark/EasyAdminBundle,ogizanagi/EasyAdminBundle,yceruto/EasyAdminBundle,OskarStark/EasyAdminBundle,ogizanagi/EasyAdminBundle,thomasbeaujean/EasyAdminBundle,javiereguiluz/EasyAdminBundle