docs(book): fix grammar and typos in part01#27
Merged
amejiarosario merged 1 commit intoamejiarosario:masterfrom Aug 11, 2019
Merged
docs(book): fix grammar and typos in part01#27amejiarosario merged 1 commit intoamejiarosario:masterfrom
amejiarosario merged 1 commit intoamejiarosario:masterfrom