PATCH: bind vi case widgets from visual mode

[Oliver Kiddle <okiddle@yahoo.co.uk>]

Seems that when adding vi-up/down-case, I forgot to bind them to U/u in
visual mode. The g~ binding for normal mode was also missing despite
having put in the mapping from g~~ to g~g~ for operating on a line.

Oliver

diff --git a/Src/Zle/zle_keymap.c b/Src/Zle/zle_keymap.c
index 053b097..24e8d19 100644
--- a/Src/Zle/zle_keymap.c
+++ b/Src/Zle/zle_keymap.c
@@ -1369,6 +1369,8 @@ default_bindings(void)
     bindkey(vismap, "\33", refthingy(t_deactivateregion), NULL);
     bindkey(vismap, "o", refthingy(t_exchangepointandmark), NULL);
     bindkey(vismap, "p", refthingy(t_putreplaceselection), NULL);
+    bindkey(vismap, "u", refthingy(t_vidowncase), NULL);
+    bindkey(vismap, "U", refthingy(t_viupcase), NULL);
     bindkey(vismap, "x", refthingy(t_videlete), NULL);
     bindkey(vismap, "~", refthingy(t_vioperswapcase), NULL);
 
@@ -1379,6 +1381,7 @@ default_bindings(void)
     bindkey(amap, "gg", refthingy(t_beginningofbufferorhistory), NULL);
     bindkey(amap, "gu", refthingy(t_vidowncase), NULL);
     bindkey(amap, "gU", refthingy(t_viupcase), NULL);
+    bindkey(amap, "g~", refthingy(t_vioperswapcase), NULL);
     bindkey(amap, "g~~", NULL, "g~g~");
     bindkey(amap, "guu", NULL, "gugu");
     bindkey(amap, "gUU", NULL, "gUgU");