Merge branch 'v2-prototype' into fix-order-watcher

* v2-prototype: (39 commits)
  Add chris to website
  Fix ocean link
  Move update onboarding step tracking to onboarding flow code
  Bump npm-run-all from 4.1.2 to 4.1.3
  Move format to helper function
  Fix linter
  Add assertion to make sure caller to fetchAsync isn't trying to set timeout in a context-specific way
  Fix linter issues
  Remove unused import
  Switch conditional
  Update yarn.lock and artifact
  Fix abi-gen tests to not rely on sleep, since it causes intermittent failures
  Add missing assertion
  Move type defs to typescript-typingsd
  Fix linter
  Make createFinalPayload protected
  Replace process.browser with detect-node library
  Export Web3ProviderEngine and RPCSubprovider from 0x.js
  Export Web3ProviderEngine from subproviders package
  Update deps
  ...

1 files changed, 2 insertions, 0 deletions

diff --git a/packages/subproviders/src/index.ts b/packages/subproviders/src/index.ts
index 71d643f14..9d4480e59 100644
--- a/packages/subproviders/src/index.ts
+++ b/packages/subproviders/src/index.ts
@@ -1,5 +1,6 @@
 import Eth from '@ledgerhq/hw-app-eth';
 import TransportU2F from '@ledgerhq/hw-transport-u2f';
+export import Web3ProviderEngine = require('web3-provider-engine');
 export { ECSignature } from '@0xproject/types';
 
 import { LedgerEthereumClient } from './types';
@@ -10,6 +11,7 @@ export { FakeGasEstimateSubprovider } from './subproviders/fake_gas_estimate_sub
 export { SignerSubprovider } from './subproviders/signer';
 export { RedundantSubprovider } from './subproviders/redundant_subprovider';
 export { LedgerSubprovider } from './subproviders/ledger';
+export { RPCSubprovider } from './subproviders/rpc_subprovider';
 export { GanacheSubprovider } from './subproviders/ganache';
 export { Subprovider } from './subproviders/subprovider';
 export { NonceTrackerSubprovider } from './subproviders/nonce_tracker';