Add links to iOS and Android channel clients
Add links to iOS and Android channel clients

evax/phoenix,0x00evil/phoenix,optikfluffel/phoenix,dmarkow/phoenix,Joe-noh/phoenix,korobkov/phoenix,Kosmas/phoenix,keathley/phoenix,gjaldon/phoenix,stevedomin/phoenix,keathley/phoenix,mobileoverlord/phoenix,jwarwick/phoenix,rafbgarcia/phoenix,jwarwick/phoenix,fblecha/phoenix_guides,3quarterstack/phoenix_guides,michalmuskala/phoenix,optikfluffel/phoenix,michalmuskala/phoenix,0x00evil/phoenix,rafbgarcia/phoenix,nshafer/phoenix,nshafer/phoenix,mschae/phoenix,phoenixframework/phoenix,Gazler/phoenix,eksperimental/phoenix,trarbr/phoenix,bsmr-erlang/phoenix,eksperimental/phoenix,pap/phoenix-guides,mitchellhenke/phoenix,korobkov/phoenix,phoenixframework/phoenix,wsmoak/phoenix_guides,pap/phoenix,pap/phoenix,evax/phoenix,optikfluffel/phoenix,mschae/phoenix,rafbgarcia/phoenix,jeffkreeftmeijer/phoenix_guides,Gazler/phoenix,mitchellhenke/phoenix,0x00evil/phoenix,tokafish/phoenix_guides,Joe-noh/phoenix,bratsche/phoenix_guides,stevedomin/phoenix,trarbr/phoenix,mobileoverlord/phoenix,tianyi33/phoenix_guides,dmarkow/phoenix,gjaldon/phoenix,nshafer/phoenix,phoenixframework/phoenix,Kosmas/phoenix,bsmr-erlang/phoenix