add konqueror-like filter feature

Submitted by Kresimir Spes

Assigned to Jannis Pohlmann

Link to original bug (#2316)

Description

User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1b2) Gecko/20060821 Firefox/2.0b2 Build Identifier:

Feature request: to add a small textbox somewhere in the program that filters all displayed items by displaying only those items which names contain the string specified in the filter.

Reproducible: Always

Version: 0.4.1svn