Use a buffer to show marked candidates for action.
* helm-utils.el (with-helm-display-marked-candidates): New macro.
* helm-files.el (helm-find-files-do-action,
                 helm-delete-marked-files): Use it.
* helm-files.el (helm-find-files-do-action): Keep position when quitting.
Take advantage of dired-format-columns-of-files.
* helm-files.el (helm-find-files-do-action,
                 helm-delete-marked-files): Do it.
Take advantage of dired-format-columns-of-files. * helm-files.el (helm-find-files-do-action,                  helm-delete-marked-files): Do it.
* helm-utils.el: Do it.
Merge branch 'exp' of github.com:emacs-helm/helm into origin-exp
Remove delayed attr in all sources.
* helm-bookmark.el (helm-source-bookmarks): Do it.
* helm-files.el (helm-source-tracker-search,
helm-source-findutils,
helm-source-mac-spotlight):Do it.
* helm-grep.el (helm-do-grep-1, helm-do-grep-1): Do it.
* helm-locate.el (helm-source-locate, helm-locate-read-file-name): Do it.
* helm-regexp.el (helm-source-moccur, helm-source-regexp): Do it.