apollo-link 1.2.12

• Avoid importing graphql/language/printer for getKey. <br/> @benjamn in #992

• Documentation updates. <br/> @jsjoeio in #1044

• Bump apollo-utilities to reduce total bundle size. <br/> @salzhrani in #1044

2019-03-14

apollo-link 1.2.9

• Documentation updates. <br/> @capaj in #937 <br />

apollo-link 1.2.8

• Remove dependency on apollo-utilities. <br/> @hwillson in #926

2018-12-14