Merge branch 'v2-prototype' into feature/combinatorial-testing

* v2-prototype: (26 commits)
  Rename _coverageCollector -> _profilerCollector in TraceCollectionSubprovider
  Refactor sol-cov to de-duplicate code for coverage and profiling
  Rename popByte and popAddress
  Hard code test addresses/bytes32 instead of generating pseudorandom ones
  Update artifacts
  Rename computeCoverageAsync -> computeSingleTraceCoverageAsync
  Fix linter errors
  Refactor sol-cov to avoid keeping traceInfo in memory
  Unpop byte rather than making deep copy
  Pass gas in to marketBuyOrdersNoThrow
  Looks up the memory location of makerAssetData/takerAssetData
  Make ZRX_PROXY_ID constant rather than popping it from ZRX_ASSET_DATA
  Add tests for deepCopyBytes and missing write methods from LibBytes
  Pop id from assetData before dispatching to AssetProxies
  Upgrade solidity-parser-entlr 0.2.11 => 0.2.12
  Fix import order
  Fix typos
  Add CHANGELOGs
  Speed-up sol-cov
  Increase delay when sending transactions during devnet startup
  ...

1 files changed, 4 insertions, 0 deletions

diff --git a/packages/metacoin/test/metacoin_test.ts b/packages/metacoin/test/metacoin_test.ts
index 09e0d6b36..78de57a2a 100644
--- a/packages/metacoin/test/metacoin_test.ts
+++ b/packages/metacoin/test/metacoin_test.ts
@@ -10,6 +10,8 @@ import { MetacoinContract, TransferContractEventArgs } from '../src/contract_wra
 
 import { chaiSetup } from './utils/chai_setup';
 import { config } from './utils/config';
+// Comment out the next line enable profiling
+// import { profiler } from './utils/profiler';
 import { provider, web3Wrapper } from './utils/web3_wrapper';
 
 const artifact: ContractArtifact = MetacoinArtifact as any;
@@ -44,6 +46,7 @@ describe('Metacoin', () => {
             const amount = INITIAL_BALANCE.div(2);
             const oldBalance = await metacoin.balances.callAsync(ZERO_ADDRESS);
             expect(oldBalance).to.be.bignumber.equal(0);
+            // profiler.start();
             const txHash = await metacoin.transfer1.sendTransactionAsync(
                 {
                     to: ZERO_ADDRESS,
@@ -51,6 +54,7 @@ describe('Metacoin', () => {
                 },
                 { from: devConstants.TESTRPC_FIRST_ADDRESS },
             );
+            // profiler.stop();
             const txReceipt = await web3Wrapper.awaitTransactionSuccessAsync(txHash);
             const transferLogs = txReceipt.logs[0] as LogWithDecodedArgs<TransferContractEventArgs>;
             expect(transferLogs.args).to.be.deep.equal({