Upgrading statuscmd patch.

The original statuscmd patch has been renamed to statuscmd-nosignal
to separate the logic from the dwmblocks integration that involves
signals. I assume as the latter has become more popular it has replaced
the statuscmd in name.

patch/bar_statuscmd.h

@@ -3,4 +3,9 @@ static int click_statuscmd(Bar *bar, Arg *arg, BarArg *a);
 static int click_statuscmd_es(Bar *bar, Arg *arg, BarArg *a);
 #endif // BAR_EXTRASTATUS_PATCH
 static int click_statuscmd_text(Arg *arg, int rel_x, char *text);
-static void copyvalidchars(char *text, char *rawtext);
+static void copyvalidchars(char *text, char *rawtext);
+
+typedef struct {
+	const char *cmd;
+	int id;
+} StatusCmd;