Small fix

delimLen didn't count in null-terminator.
On line 62 the null terminator character doesn't get copied.

dwmblocks.c

@@ -178,7 +178,7 @@ int main(int argc, char** argv)
 		else if(!strcmp("-p",argv[i]))
 			writestatus = pstdout;
 	}
-	delim[MIN(delimLen, strlen(delim))] = '\0';
+	delim[MIN(delimLen++, strlen(delim))] = '\0';
 	signal(SIGTERM, termhandler);
 	signal(SIGINT, termhandler);
 	statusloop();