Revert "Organizes the php scripts used for testing better, so that the whole logic of a unit, server-side and client-side, is contained within the unit itself. Nearly all ajax unit tests take advantage of the new 'framework'. Lots of files got deleted because they became redundant or weren't used anymore."

This reverts commit 228ab3dd.

This reverts commit 2a419a7e.

This reverts commit 20608b35.

https://github.com/jquery/2012-dev-summit/issues/56

Organizes the php scripts used for testing better, so that the whole logic of a unit, server-side and client-side, is contained within the unit itself. Nearly all ajax unit tests take advantage of the new 'framework'. Lots of files got deleted because they became redundant or weren't used anymore.

Simplifies how url is kept devoid of anti-cache parameter for ifModified requests. Also, renames ifModifiedKey to cacheURL so that it now conveys the variable's nature rather than its purpose. -5 min/gzipped.

More consistent with the other one:
 Project Name <id_type> #id.