Suggest using QSA in apache config to get access to query parameters
merged branch GromNaN/apache-config-qsa (PR #681)

This PR was merged into the master branch.

Discussion
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Suggest using QSA in apache config to get access to query parameters

A user had hard time finding why OAuth was not working on its Silex application (see https://github.com/GromNaN/FacebookServiceProvider/issues/1#issuecomment-16845793)

For the Apache doc: http://httpd.apache.org/docs/current/rewrite/flags.html#flag_qsa

Commits
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1cbb20e Suggest using QSA in apache config to get access to query parameters