Revert "bug #185 [DistributionBundle] Fix real vendor dir , reading from composer.json file (karlosagudo)"
Revert "bug #185 [DistributionBundle] Fix real vendor dir , reading from composer.json file (karlosagudo)"

This reverts commit c3b9b636e088f60b55c87200467c52466269cb6a, reversing
changes made to a46e422c1135f2efa27b72a94e58852849134420.

HeahDude/SensioDistributionBundle,sensiolabs/SensioDistributionBundle,sensiolabs/SensioDistributionBundle,HeahDude/SensioDistributionBundle