Document what the font coverage page needs
diff --git a/.gitignore b/.gitignore
index 1b810e0..cc96efe 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,9 @@
 
-rockbox/
+rockbox
 templates/compiled
+headers
 
 stats.dat
 versions.dat
 fontcoverage.ini
+missingchars.ini