Include documentation for POOL_SIZE
Include documentation for POOL_SIZE

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