Update deps (#2228)

Author: IvanGoncharov

package.json

@@ -45,18 +45,18 @@
     "iterall": "^1.2.2"
   },
   "devDependencies": {
-    "@babel/core": "7.6.0",
+    "@babel/core": "7.6.2",
     "@babel/plugin-transform-flow-strip-types": "7.4.4",
     "@babel/polyfill": "7.6.0",
-    "@babel/preset-env": "7.6.0",
-    "@babel/register": "7.6.0",
+    "@babel/preset-env": "7.6.2",
+    "@babel/register": "7.6.2",
     "babel-eslint": "10.0.3",
     "chai": "4.2.0",
-    "dtslint": "^0.9.6",
+    "dtslint": "0.9.8",
     "eslint": "6.5.1",
     "eslint-plugin-flowtype": "4.3.0",
     "flow-bin": "0.109.0",
-    "mocha": "6.2.0",
+    "mocha": "6.2.1",
     "nyc": "14.1.1",
     "prettier": "1.18.2"
   }