Remove require calls in comments

These trip Montage Require’s heuristic dependency analysis.
Remove reference to deleted `end` function.
Merge pull request #149 from loganfsmyth/remove-end-ref

Remove reference to deleted `end` function.
Remove errant test directory from 0.9 merge.
Remove nend from promise prototype
Treat foreign promises as unresolved

This should fix Q.all for foreign promises, bypassing the fulfilled
promises optimization.

Should fix #154, but not speced.
Treat foreign promises as unresolved.

Should allow Q.all to coerce foreign promises instead of treating them
as fulfilled values.

Should fix #154. No spec.
Merge master
Rub out some metasyntax and add XHR example
Merge pull request #156 from kriskowal/v0.8-154

Treat foreign promises as unresolved.
Add spec for #154/#155/#156.
Add Promises/A+ tests (currently failing).
Allow falsy values as rejection reasons. Closes #157.
Ignore truthy non-functions passed to `then`. Fixes #158.
Merge branch 'v0.8'

Conflicts:
	q.js
Increase our npm keyword mojo.
Add Promises/A+ logo to readme.
Version 0.8.12
Merge branch 'v0.8'

Conflicts:
	CHANGES.md
`nbind` is removed, use `nfbind`.