Revert "Document Id and Rev in response headers" patch

This patch breaks some update handlers and also assumes that any JSON
response body with a property called 'id' is the actual id of a
created or updated document.

This reverts;
0a64f310b43b90176bb59040e7e866978c429c88
4edbb93d2271ac1eb82f4d2bb072b8bdf6829f85
b9af7ea506ac95034a91951f29e1f4249ef4317c
1 file changed