Created a tgrep and tfind for searching notes

The notes (for these two commands) search the standard location, so
that I don't have to give it anything more than what I'm looking for.
Expanded ngrep to accept org-mode tags

I can now issue a search of "jquery|appendTo" to look for word
occurrences of "appendTo" but only for files that have a "jquery" tag
(which pretty much limits the files to org-mode.