Update Babel (#2040)

Author: IvanGoncharov

package.json

@@ -43,11 +43,11 @@
     "iterall": "^1.2.2"
   },
   "devDependencies": {
-    "@babel/core": "7.5.4",
+    "@babel/core": "7.5.5",
     "@babel/plugin-transform-flow-strip-types": "7.4.4",
     "@babel/polyfill": "7.4.4",
-    "@babel/preset-env": "7.5.4",
-    "@babel/register": "7.4.4",
+    "@babel/preset-env": "7.5.5",
+    "@babel/register": "7.5.5",
     "babel-eslint": "10.0.2",
     "chai": "4.2.0",
     "eslint": "5.16.0",