I know this CAN be done within Google Analytics. See here: http://www.customreportsharing.com/topic/36-keyword-not-provided-rewriting-filter/.
I would love to see something like this implemented in Piwik too! It's very helpful to know the page someone landed on from a "Keyword not Provided" search.
I would love to see something like this implemented in Piwik too! It's very helpful to know the page someone landed on from a "Keyword not Provided" search.