Hoping that silence (or apathy?) is consent here. :) Adding an event to indicate when streaming is starting in case of chunked/streamed responses using response.write()

Fix a bug where resources in sub-directories of resource-directories would not be traversable via restrictedTraverse() due to missing security wrappings.

fix regression in traversing to 'macros' on template-based browser views, which crept in somewhere on the way to 2.12

Enhanced the internals of the DateRangeIndex based on an idea from experimental.daterangeindexoptimisations, thanks to Matt Hamilton.

``standard_html_footer`` from default DTML content.