More Doc updates.  cmdedit and more termio fixes.
diff --git a/sh.c b/sh.c
index 97db8af..b96b464 100644
--- a/sh.c
+++ b/sh.c
@@ -947,6 +947,7 @@
 	getcwd(cwd, sizeof(cwd));
 
 #ifdef BB_FEATURE_SH_COMMAND_EDITING
+	cmdedit_init();
 	signal(SIGWINCH, win_changed);
 	win_changed(0);
 #endif