Update apollo-server-express in /modules/api from 1.3.4 to 2.1.0

[dependencies]

Dependencies.io has updated apollo-server-express (a npm dependency in /modules/api) from "1.3.4" to "2.1.0".

2.1.0

• Updated the google-cloud-functions package to handle null paths PR #1674
• Update link inside Authentication Docs PR #1682
• Fix making sure all headers are getting reported to Engine properly when using privateHeaders PR #1689
• (experimental, subject to change/removal) Provide ability to specify client info in traces #1631

2.0.7

• Fix #1581 apollo-server-micro top level error response #1619
• Switch ApolloServerBase.schema from private access to protected access. #1610
• Add toggle for including error messages in reports #1615
• Fix apollo-server-cloud-functions tests #1611

2.0.6

• Update graphql-playground-html to 1.7.4 #1586
• Add support for graphql-js v14 by augmenting typeDefs with the @cacheControl directive so SDL validation doesn't fail #1595
• Add node-fetch extensions typing to RequestInit #1602

2.0.5

• Google Cloud Function support #1402 #1446
• Switch to a fork of apollo-upload-server to fix missing core-js dependency. #1556

2.0.4

• apollo-server: Release due to failed build and install

2.0.3

• apollo-server: failed publish
• pass payload into context function for subscriptions #1513
• Add option to mock the entire schema(i.e. sets preserveResolvers) PR #1546

2.0.2

• Release with Lerna 3 due
• Hapi: Allow additional route options to be passed to Hapi.js plugin. PR #1384
• express, koa: remove next after playground #1436
• Hapi: Pass the response toolkit to the context function. #1407
• update apollo-engine-reporting-protobuf to non-beta #1429
• playground would use its own settings as default #1516
• Lambda: Look in event.path first when picking endpoint for GraphQL Playground #1527
• Fix to allow enabling GraphQL Playground in production with custom config #1495

2.0.1

• This version failed to publish fully/correctly and should not be used.