webui-aria2: Bump to 2017-05-21

Signed-off-by: kuoruan <kuoruan@gmail.com>

net/webui-aria2/Makefile

@@ -1,5 +1,5 @@
 #
-# Copyright (C) 2016 OpenWrt.org
+# Copyright (C) 2016-2017 OpenWrt.org
 #
 # This is free software, licensed under the GNU General Public License v2.
 # See /LICENSE for more information.
@@ -8,12 +8,12 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=webui-aria2
-PKG_SOURCE_DATE:=2017-04-02
+PKG_SOURCE_DATE:=2017-05-21
 PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_URL:=https://github.com/ziahamza/webui-aria2
-PKG_SOURCE_VERSION:=d2a662849a792bb8d7b83519bac1eeee0fcec4e9
+PKG_SOURCE_VERSION:=d1ce5b992680f4d03eeee899ed8280cbcab8961a
 
 PKG_LICENSE:=MIT
 PKG_LICENSE_FILES:=LICENSE
@@ -49,7 +49,7 @@ define Package/webui-aria2/install
 		$(1)/www/webui-aria2
 
 	$(CP) \
-		$(PKG_BUILD_DIR)/flags/4x3/{cn,de,es,fr,it,nl,pl,ru,th,tr,tw,us}.svg \
+		$(PKG_BUILD_DIR)/flags/4x3/{cn,cz,de,es,fr,it,nl,pl,ru,th,tr,tw,us}.svg \
 		$(1)/www/webui-aria2/flags/4x3
 endef