emberjs/ember.js — pull request #1457 by eviltrout (2012-10-16 16:22:42+00:00)
Title: Support for the block form of {{#unbound}}

None of the output within the block will be bound. Example:

{{#unbound}}
{{firstName}}, {{age}}
{{/unbound}}

Is equivalent to:

{{unbound firstName}}, {{unbound age}}