* helm-files.el (helm-find-files-eshell-command-on-file-1): Fix for url's.
* helm-buffers.el (helm-source-buffer-not-found): Use intern-soft.
* helm-mode.el (helm-cr-default-transformer): Unquote candidate only for comparing (#551).
Move `helm-mode-line-string' to helm.el (#554).
* helm-buffers.el (helm-buffer--match-pattern): Disable fuzzy matching when pattern starts with "^".
* helm-help.el: Update buffers doc.
Update "Advanced Usage"
Merge pull request #552 from tuhdo/master

Update "Advanced Usage"
* helm-buffers.el (helm-buffers-mark-similar-buffers): New, bind it.
* helm-help.el: Update buffers doc.
Merge branch 'origin-exp'
* helm-buffers.el (helm-buffers-mark-similar-buffers): Count marked and mark current-line.
* helm-buffers.el (helm-buffers-mark-similar-buffers): Make it now a toggle command.
* helm-buffers.el (helm-buffers-mark-similar-buffers-1): Fix typo.
* helm-buffers.el (helm-buffers-mark-similar-buffers-1): Fix paren error.
* helm-net.el: Allow using conkeror.
* helm.el (helm-exit-idle-delay): Default is now 0, stop complaining.
* helm.el (helm-map): Remove helm-select-nth... actions.
Bind all actions from 1 to 9 to C-1/.../9 and document it.
(helm-get-candidate-number): Allow counting actions.
(helm-select-action): Update mode-line when coming back from action buffer.
(helm-show-action-buffer): Use an appropriate mode-line string.
Remove nth... fn now unuseful.
* helm-help.el: Document all.
* helm-config.el: Update autoloads.
* helm.el (helm-map): Use f1/.../12 keys for nth actions, bind C-j to persistent action.
* helm.el: Fix comment.