* helm-files.el (helm-files-in-all-dired-candidates): Simplify.
* helm-elisp.el (helm-thing-before-point): Fix setting of limits.
* helm-files.el: Reorder some functions, no code change.
* helm-grep.el (helm-do-grep-1): Fix ack-grep running instead of zgrep.
* helm-grep.el: Try to fix zgrep resuming.
(helm-grep-init): Fix default-directory.
(helm-do-grep-1): make all args vars local.
pass helm-default-directory in helm args.
* helm-grep.el (helm-grep-init): Fix error in zgrep.
* helm-grep.el: Fix resuming in zgrep recurse.
* helm-grep.el (helm-do-grep-1): Fix comment.
* helm-grep.el: Fix local setting of grep command.
* helm-grep.el: Fix git-grep resuming too.
* helm-grep.el: Use the -a option of grep by default.
* helm-files.el (helm-ff-transform-fname-for-completion): Fix error bd eval.
* helm-help.el: Improve helm-find-files help.
* helm-files.el (helm-ff-transform-fname-for-completion): Fix when helm-ff-smart-completion is disabled and handle regexps in mp.
* helm-files.el (helm-ff-transform-fname-for-completion): Simplify.
* helm-grep.el: Add -a option to zgrep and fix helm-zgrep-file-extension-regexp.
* helm-utils.el (helm-basedir): New
* helm-files.el: Use it, add comments.