1.1.1

Changelog:

• docs: include graphql decorator (6704f80)
• fix: include gql query if request body decorator not exist (30d3819)
• feat: handle graphql variable (2779640)
• feat: add graphql exchange decorator (5911eba)
• test: add graphql request test (7183653)
• docs: fix typo (06fa1ff)
• docs: update README.md (0108bd9)