updated for version 7.3.686
Problem:    Using CTRL-\ e mappings is useful also when entering an
            expression, but it doesn't work. (Marcin Szamotulski)
Solution:   Allow using CTRL-\ e when entering an expression if it was not
            typed.
diff --git a/src/version.c b/src/version.c
index 296d3de..ec61f9b 100644
--- a/src/version.c
+++ b/src/version.c
@@ -720,6 +720,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    686,
+/**/
     685,
 /**/
     684,