Fixed equality tests

Ignore-this: bbe8a81b95a0d29b12c3b973d17efba6

darcs-hash:20101006154855-56b4d-ac018dfc2a4dbf9aea1a71fdb05dac6718b21ec4
Removed use_xcap_diff setting

Ignore-this: 1ee353d7b680dc92f48ccdb1640da953

darcs-hash:20101007091111-56b4d-5d5c7dc2a221249097d7bcf7500d1b45a6318bf9