Merge branch 'development' into fix/docLinks

* development:
  Update and standardize contracts README
  Add to CHANGELOG
  Refactor toBaseUnitAmount so that it throws if user supplies unitAmount with too many decimals
  Make assertion stricter so that one cannot submit invalid baseUnit amounts to `toUnitAmount`
  Add some missed underscores, update changelog and comments
  Add new underscore-privates rule to @0xproject/tslint-config and fix lint errors

# Conflicts:
#	packages/website/ts/pages/documentation/documentation.tsx
#	packages/website/ts/pages/shared/nested_sidebar_menu.tsx

1 files changed, 3 insertions, 3 deletions

diff --git a/packages/contracts/util/order.ts b/packages/contracts/util/order.ts
index ec5362b66..52d611ade 100644
--- a/packages/contracts/util/order.ts
+++ b/packages/contracts/util/order.ts
@@ -21,7 +21,7 @@ export class Order {
         if (_.isUndefined(v) || _.isUndefined(r) || _.isUndefined(s)) {
             throw new Error('Cannot call isValidSignature on unsigned order');
         }
-        const orderHash = this.getOrderHash();
+        const orderHash = this._getOrderHash();
         const msgHash = ethUtil.hashPersonalMessage(ethUtil.toBuffer(orderHash));
         try {
             const pubKey = ethUtil.ecrecover(msgHash, v, ethUtil.toBuffer(r), ethUtil.toBuffer(s));
@@ -32,7 +32,7 @@ export class Order {
         }
     }
     public async signAsync() {
-        const orderHash = this.getOrderHash();
+        const orderHash = this._getOrderHash();
         const signature = await promisify<string>(web3.eth.sign)(this.params.maker, orderHash);
         const {v, r, s} = ethUtil.fromRpcSig(signature);
         this.params = _.assign(this.params, {
@@ -88,7 +88,7 @@ export class Order {
         };
         return cancel;
     }
-    private getOrderHash(): string {
+    private _getOrderHash(): string {
         const orderHash = crypto.solSHA3([
             this.params.exchangeContractAddress,
             this.params.maker,