lxqt-panel: fix C++11 build (with Qt5-5.8.0)

srcpkgs/lxqt-panel/patches/undef-explicit.patch

@@ -0,0 +1,12 @@
+--- plugin-kbindicator/src/x11/kbdlayout.cpp	2017-01-01 23:27:14.000000000 +0100
++++ plugin-kbindicator/src/x11/kbdlayout.cpp	2017-02-28 16:18:56.359249129 +0100
+@@ -33,7 +33,8 @@
+ 
+ #include <xkbcommon/xkbcommon-x11.h>
+ #include <xcb/xcb.h>
+-#define explicit _explicit
++#define explicit c_explicit
+ #include <xcb/xkb.h>
++#undef explicit
+ #include "../kbdinfo.h"
+ #include "../controls.h"

srcpkgs/lxqt-panel/template

@@ -1,7 +1,7 @@
 # Template file for 'lxqt-panel'
 pkgname=lxqt-panel
 version=0.11.1
-revision=1
+revision=2
 build_style=cmake
 configure_args="-DPULL_TRANSLATIONS=0"
 hostmakedepends="pkg-config qt5-host-tools liblxqt-devel"