Update dependency speedomatic to v2.1.4

package.json

@@ -75,7 +75,7 @@
     "secure-random": "1.1.1",
     "shelljs": "0.8.2",
     "shifty": "2.6.0",
-    "speedomatic": "2.1.2",
+    "speedomatic": "2.1.4",
     "uport-connect": "0.7.0",
     "zxcvbn": "4.4.2"
   },

yarn.lock

@@ -1501,6 +1501,10 @@ [email protected]:
   version "5.0.0"
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-5.0.0.tgz#fbce63f09776b3000a83185badcde525daf34833"
 
+[email protected]:
+  version "6.0.0"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-6.0.0.tgz#bbfa047644609a5af093e9cbd83b0461fa3f6002"
+
 "bignumber.js@git+https://github.com/debris/bignumber.js.git#94d7146671b9719e00a09c29b01a691bc85048c2":
   version "2.0.7"
   resolved "git+https://github.com/debris/bignumber.js.git#94d7146671b9719e00a09c29b01a691bc85048c2"
@@ -9898,6 +9902,13 @@ [email protected]:
     bignumber.js "2.3.0"
     ethereumjs-abi "0.6.5"
 
+[email protected]:
+  version "2.1.4"
+  resolved "https://registry.yarnpkg.com/speedomatic/-/speedomatic-2.1.4.tgz#be3009a33ad9b4e480c7434127566f181005d87c"
+  dependencies:
+    bignumber.js "6.0.0"
+    ethereumjs-abi "0.6.5"
+
 split2@^0.2.1:
   version "0.2.1"
   resolved "https://registry.yarnpkg.com/split2/-/split2-0.2.1.tgz#02ddac9adc03ec0bb78c1282ec079ca6e85ae900"