m2ym/auto-complete — pull request #110 by vitoshka (2012-06-14 19:56:05+00:00)
Title: Ensure that  comment-start-skip is non-nil in  ac-filename-candidate

Some modes might set comment-start-skip to nil as comments are meaningless (for
example comint buffers). In such modes ac-filename-candidate blows. This patch
solves the issue.