* helm.el (helm-fuzzy-search): Remove one unneeded string-match call.
* helm.el (helm-fuzzy-search): Behave the same as fuzzy-search for negation.
No caching is done yet for negation.
Add comments about fuzzy.
* helm-grep.el: Fix recursive grep (#723).
* helm-grep.el (helm-grep-action): Revert prvious changes, setup the tramp name correctly (#723).