ner: add github mirror link, and also C -> C++

diff --git a/frontends.mdwn b/frontends.mdwn
index 35f4dc4fd4cd7beef373461251c66fa33ca186f5..0640ca93818a87571ae21a1b2712197bbca64bd2 100644 (file)
--- a/frontends.mdwn
+++ b/frontends.mdwn
@@ -22,7 +22,7 @@
 
 ## Historical
 
-* ner, a curses frontend written in C.
+* ner, a curses frontend written in C++ ([github mirror](https://github.com/pioto/ner).
 
 ## Tools based on Notmuch