fs: added some docs to the package
fs: added some docs to the package

ggarnier/tsuru,jblancett/tsuru,ggarnier/tsuru,mderaldo/tsuru,guilhermebr/tsuru,guilhermebr/tsuru,tuxmonteiro/tsuru,kgrvamsi/tsuru,ggarnier/tsuru,gwmoura/tsuru,gciotta/tsuru,gwmoura/tsuru,Endika/tsuru,ArxdSilva/tsuru,4eek/tsuru,ArxdSilva/tsuru,RichardKnop/tsuru,hcxiong/tsuru,cgvarela/tsuru,cgvarela/tsuru,hugoantunes/tsuru,kgrvamsi/tsuru,kgrvamsi/tsuru,jblancett/tsuru,jblancett/tsuru,cezarsa/tsuru,mderaldo/tsuru,hugoantunes/tsuru,firebitsbr/tsuru,hcxiong/tsuru,cezarsa/tsuru,firebitsbr/tsuru,tsuru/tsuru,Endika/tsuru,firebitsbr/tsuru,ArxdSilva/tsuru,hcxiong/tsuru,gciotta/tsuru,ggarnier/tsuru,tsuru/tsuru,tsuru/tsuru,tuxmonteiro/tsuru,ArxdSilva/tsuru,RichardKnop/tsuru,mderaldo/tsuru,guilhermebr/tsuru,cezarsa/tsuru,4eek/tsuru,cgvarela/tsuru,4eek/tsuru,cezarsa/tsuru,tsuru/tsuru,Endika/tsuru,tuxmonteiro/tsuru,RichardKnop/tsuru,gwmoura/tsuru,guilhermebr/tsuru,gciotta/tsuru