Ignore numlock (Mod2Mask) for button events too.

Conflicts:
	config.def.h
	st.c

config.def.h

@@ -146,10 +146,10 @@ static Shortcut shortcuts[] = {
 static KeySym mappedkeys[] = { -1 };
 
 /*
- * Which bits of the state should be ignored. By default the state bit for the
- * keyboard layout (XK_SWITCH_MOD) is ignored.
+ * State bits to ignore when matching key or button events.  By default,
+ * numlock (Mod2Mask) and keyboard layout (XK_SWITCH_MOD) are ignored.
  */
-uint ignoremod = XK_SWITCH_MOD;
+static uint ignoremod = Mod2Mask|XK_SWITCH_MOD;
 
 /* key, mask, output, keypad, cursor, crlf */
 static Key key[] = {

st.c

@@ -3579,7 +3579,6 @@ kpress(XEvent *ev) {
 		return;
 
 	len = XmbLookupString(xw.xic, e, buf, sizeof buf, &ksym, &status);
-	e->state &= ~Mod2Mask;
 	/* 1. shortcuts */
 	for(bp = shortcuts; bp < shortcuts + LEN(shortcuts); bp++) {
 		if(ksym == bp->keysym && match(bp->mod, e->state)) {