updated for version 7.3.444
Problem:    ":all!" and ":sall!" give error E477, even though the
            documentation says these are valid commands.
Solution:   Support the exclamation mark. (Hirohito Higashi)
diff --git a/src/ex_cmds.h b/src/ex_cmds.h
index adbbd5a..16540bd 100644
--- a/src/ex_cmds.h
+++ b/src/ex_cmds.h
@@ -102,7 +102,7 @@
 EX(CMD_aboveleft,	"aboveleft",	ex_wrongmodifier,
 			NEEDARG|EXTRA|NOTRLCOM),
 EX(CMD_all,		"all",		ex_all,
-			RANGE|NOTADR|COUNT|TRLBAR),
+			BANG|RANGE|NOTADR|COUNT|TRLBAR),
 EX(CMD_amenu,		"amenu",	ex_menu,
 			RANGE|NOTADR|ZEROR|EXTRA|TRLBAR|NOTRLCOM|USECTRLV|CMDWIN),
 EX(CMD_anoremenu,	"anoremenu",	ex_menu,
@@ -798,7 +798,7 @@
 EX(CMD_sargument,	"sargument",	ex_argument,
 			BANG|RANGE|NOTADR|COUNT|EXTRA|EDITCMD|ARGOPT|TRLBAR),
 EX(CMD_sall,		"sall",		ex_all,
-			RANGE|NOTADR|COUNT|TRLBAR),
+			BANG|RANGE|NOTADR|COUNT|TRLBAR),
 EX(CMD_sandbox,		"sandbox",	ex_wrongmodifier,
 			NEEDARG|EXTRA|NOTRLCOM),
 EX(CMD_saveas,		"saveas",	ex_write,