network: send out update trigger when stopping/starting network
network: send out update trigger when stopping/starting network

fujicoin/electrum-fjc,spesmilo/electrum,vialectrum/vialectrum,vialectrum/vialectrum,pooler/electrum-ltc,wakiyamap/electrum-mona,cryptapus/electrum,neocogent/electrum,vialectrum/vialectrum,fujicoin/electrum-fjc,pooler/electrum-ltc,spesmilo/electrum,cryptapus/electrum,neocogent/electrum,neocogent/electrum,pooler/electrum-ltc,cryptapus/electrum,wakiyamap/electrum-mona,spesmilo/electrum,wakiyamap/electrum-mona,pooler/electrum-ltc,spesmilo/electrum,fujicoin/electrum-fjc,wakiyamap/electrum-mona