Nicolas Bonnet 4467b29153 Add missing use declaration in Quickstart (#838) ... Seems like the example code in the quickstart guide is missing an use declaration. The code fails to compile: `error: cannot find macro `graphql_value` in this scope` with `rustc 1.48.0 (7eac88abb 2020-11-16)`		2020-12-28 07:45:40 -10:00
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book	Add missing use declaration in Quickstart (#838)	2020-12-28 07:45:40 -10:00