Reviewed-by: alanb, iris, lmalvent, bristor, peterjones, darcy, wetmore

Summary: Update logic in equals to correctly handle nulls.
Reviewed-by: michaelm

Summary: Simple doc change, "accept" -> "Accept"
Reviewed-by: jccollet

Reviewed-by: jccollet

Summary: Simple typo in method specification.
Reviewed-by: jccollet