gluon-mesh-batman-adv: remove gluon-mesh-batman-adv-14

docs/package/gluon-ebtables-limit-arp.rst

docs/package/gluon-mesh-batman-adv.rst

docs/user/faq.rst

docs/user/site.rst

package/features

package/gluon-mesh-batman-adv/Makefile

package/gluon-mesh-batman-adv/check_site.lua

...luon-mesh-batman-adv/files/lib/netifd/proto/gluon_bat0.sh

...v/luasrc/lib/gluon/upgrade/310-gluon-mesh-batman-adv-mesh

package/gluon-mesh-batman-adv/src/respondd.c

...uting/0002-batctl-remove-kmod-batman-adv-dependency.patch

...ages/routing/0003-batman-adv-remove-module-autoload.patch