Merge branch 'development' into feature/portal-ledger-support

* development: (437 commits)
  Publish
  Update yarn.lock
  Update the CHANGELOG
  Fix the bug making it impossible to specify the custom ZRX address
  Fix fill/cancel order by looking for NoError instead of empty blockchainErr given the BlockchainErrs type refactor
  Add a comment about a yarn bug
  Add our mainnet and kovan nodes as backups for Portal requests
  Fix bug hiding the user info from topBar
  Add dev-utils package to top level README
  Prettier newline
  Prettier
  Allow Token symbols to be alphanumeric
  Update CHANGELOG, rebase on development
  Should not -> cannot
  Reject negative amounts in isValidBaseUnitAmount
  Re-add changelog for 0x.js
  Fix prettier
  Update yarn.lock
  Move tests to a separate folder
  Change file layout
  ...

# Conflicts:
#	packages/website/README.md

1 files changed, 6 insertions, 10 deletions

diff --git a/packages/website/ts/components/ui/swap_icon.tsx b/packages/website/ts/components/ui/swap_icon.tsx
index 2e6ae89bb..c41592287 100644
--- a/packages/website/ts/components/ui/swap_icon.tsx
+++ b/packages/website/ts/components/ui/swap_icon.tsx
@@ -1,7 +1,6 @@
 import * as _ from 'lodash';
-import {colors} from 'material-ui/styles';
 import * as React from 'react';
-import {constants} from 'ts/utils/constants';
+import { colors } from 'ts/utils/colors';
 
 interface SwapIconProps {
     swapTokensFn: () => void;
@@ -26,19 +25,16 @@ export class SwapIcon extends React.Component<SwapIconProps, SwapIconState> {
         return (
             <div
                 className="mx-auto pt4"
-                style={{cursor: 'pointer', height: 50, width: 37.5}}
+                style={{ cursor: 'pointer', height: 50, width: 37.5 }}
                 onClick={this.props.swapTokensFn}
-                onMouseEnter={this.onToggleHover.bind(this, true)}
-                onMouseLeave={this.onToggleHover.bind(this, false)}
+                onMouseEnter={this._onToggleHover.bind(this, true)}
+                onMouseLeave={this._onToggleHover.bind(this, false)}
             >
-                <i
-                    style={swapStyles}
-                    className="zmdi zmdi-swap"
-                />
+                <i style={swapStyles} className="zmdi zmdi-swap" />
             </div>
         );
     }
-    private onToggleHover(isHovering: boolean) {
+    private _onToggleHover(isHovering: boolean) {
         this.setState({
             isHovering,
         });