Update corpus mapping rules

Change-Id: I445798472f4494ab29db796fa19ad2b09339b1ac
diff --git a/.gitignore b/.gitignore
index 6268128..0027fa7 100644
--- a/.gitignore
+++ b/.gitignore
@@ -17,5 +17,6 @@
 *.tar
 !/cmd/termmapper/
 !/cmd/koralmapper/
+/cmd/koralmapper/wiki2mapping
 *-plan.md
 overview.md
\ No newline at end of file