docs/releases/tsurud: tweaking the notes on pools for 0.12.0 release
docs/releases/tsurud: tweaking the notes on pools for 0.12.0 release

Endika/tsuru,ArxdSilva/tsuru,cgvarela/tsuru,cezarsa/tsuru,ArxdSilva/tsuru,guilhermebr/tsuru,gwmoura/tsuru,gwmoura/tsuru,tsuru/tsuru,cgvarela/tsuru,ggarnier/tsuru,ggarnier/tsuru,ggarnier/tsuru,hcxiong/tsuru,kgrvamsi/tsuru,ArxdSilva/tsuru,guilhermebr/tsuru,tuxmonteiro/tsuru,ggarnier/tsuru,gciotta/tsuru,Endika/tsuru,gwmoura/tsuru,cezarsa/tsuru,hcxiong/tsuru,cezarsa/tsuru,tsuru/tsuru,cgvarela/tsuru,gciotta/tsuru,gciotta/tsuru,ArxdSilva/tsuru,cezarsa/tsuru,guilhermebr/tsuru,kgrvamsi/tsuru,tsuru/tsuru,guilhermebr/tsuru,tsuru/tsuru,hcxiong/tsuru,tuxmonteiro/tsuru,tuxmonteiro/tsuru,kgrvamsi/tsuru,Endika/tsuru