[sfPHPUnit2Plugin] refactored getter for a sfApplicationConfiguration instance
[sfPHPUnit2Plugin] refactored getter for a sfApplicationConfiguration instance

git-svn-id: fac9fd9661bf3dd0d3307780b0a0bb0aa03ad629@32482 ee427ae8-e902-0410-961c-c3ed070cd9f9

tedconf/symfony-sfPHPUnit2Plugin