* 19.3: (709 commits)
  use class loader in getResource (graphql-java#3038)
  Stable port of graphql-java#2940 (graphql-java#2947)
  Stable port of Diff counts are the same (graphql-java#2946)
  Stable port of Fix printing directives when they contain something like a formatting specifier (graphql-java#2919) (graphql-java#2920) (graphql-java#2945)
  Stable port of Fix field visibility bug with enum with enum args (graphql-java#2926) (graphql-java#2944)
  Stable fix for graphql-java#2943 (graphql-java#2943)
  Added test fore intersection
  Xuorig Fix PR - Edge case with GraphQLTypeReference and Schema Transforms (graphql-java#2906)
  Fix typo in description of skip directive (graphql-java#2915)
  Add smaller set first optimisation
  Cheaper calculation for narrowing down possible objects in ENO
  Handles isDeprecated not being present in the json
  Defaults Locale when calling validation (graphql-java#2908)
  DF SelectionSet Benchmark (graphql-java#2893)
  Test stability (graphql-java#2903)
  Donna's catch! (graphql-java#2900)
  Deprecate Apollo Cache Control
  READY - Stop DOS attacks by making the lexer stop early on evil input. (graphql-java#2892)
  Bump java-dataloader ahead of release
  State is passed explicitly to instrumentation and parameters are NOT mutated (graphql-java#2769)
  ...

# Conflicts:
#	README.md
#	build.gradle
#	src/main/java/graphql/GraphQL.java
#	src/main/java/graphql/Scalars.java
#	src/main/java/graphql/execution/ValuesResolver.java
#	src/main/java/graphql/relay/SimpleListConnection.java
#	src/main/java/graphql/schema/DataFetchingEnvironmentImpl.java