Code52/DownmarkerWPF — pull request #392 by ravenfurie (2013-07-09 21:14:45+00:00)
Title: Issue #296 - search/replace

Added a second textbox and a Replace button to CTRL+F.
Uses the original Search code. When you hit Replace button or Enter from the 2nd textbox (not empty), it replaces the selected Search text.