Update token menu css

ui/app/css/itcss/components/newui-sections.scss

@@ -45,6 +45,7 @@ $wallet-view-bg: $wild-sand;
   flex-direction: column;
   flex: 33.5 0 33.5%;
   background: $wallet-view-bg;
+  z-index: 200;
 
   @media screen and (min-width: 576px) {
     overflow-y: scroll;

ui/app/css/itcss/components/token-list.scss

@@ -67,19 +67,21 @@ $wallet-balance-breakpoint-range: "screen and (min-width: #{$break-large}) and (
   position: fixed;
   margin-top: 20px;
   margin-left: 105px;
+  z-index: 2000;
 
   &__close-area {
     position: fixed;
     top: 0;
     left: 0;
-    z-index: 1000;
+    z-index: 2100;
     width: 100%;
     height: 100%;
+    cursor: default;
   }
 
   &__container {
     padding: 16px 34px 32px;
-    z-index: 1050;
+    z-index: 2200;
     position: relative;
   }
 

yarn.lock

@@ -3450,9 +3450,9 @@ eth-json-rpc-middleware@^1.0.0, eth-json-rpc-middleware@^1.2.7:
     promise-to-callback "^1.0.0"
     tape "^4.6.3"
 
-eth-keyring-controller@^2.1.0:
-  version "2.1.1"
-  resolved "https://registry.yarnpkg.com/eth-keyring-controller/-/eth-keyring-controller-2.1.1.tgz#08129c8300f0ac6de9110e0b8d51292b5c6327e3"
+eth-keyring-controller@^2.1.2:
+  version "2.1.2"
+  resolved "https://registry.yarnpkg.com/eth-keyring-controller/-/eth-keyring-controller-2.1.2.tgz#1af179d8fd7ff470eb91e113a0fd3a440bd66bcc"
   dependencies:
     bip39 "^2.4.0"
     bluebird "^3.5.0"
@@ -8540,14 +8540,12 @@ samsam@1.x, samsam@^1.1.3:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/samsam/-/samsam-1.2.1.tgz#edd39093a3184370cb859243b2bdf255e7d8ea67"
 
-sandwich-expando@^1.0.5:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/sandwich-expando/-/sandwich-expando-1.1.1.tgz#83806fcca2375af8b6c30e6f52ed4f989debb165"
+sandwich-expando@^1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/sandwich-expando/-/sandwich-expando-1.1.3.tgz#6ba78d034c32f8bf5ab5934c214f8384614a88a5"
   dependencies:
     babel-preset-es2015 "^6.6.0"
     babelify "^7.3.0"
-    brfs "^1.4.3"
-    raphael "^2.2.0"
     react "^15.0.2"
     react-dom "^15.0.2"
     react-hyperscript "^2.4.0"