message: chore: update babel depdendencies
diff: "@types/mocha": "^2.2.41",
  "@types/mz": "0.0.31",
  "@types/node": "^7.0.22",
  - "babel": "^6.5.2",
  - "babel-core": "^6.10.4",
  - "babel-eslint": "^7.1.0",
  - "babel-plugin-external-helpers": "^6.8.0",
  - "babel-plugin-syntax-class-properties": "^6.8.0",
  - "babel-plugin-syntax-flow": "^6.8.0",
  - "babel-plugin-transform-class-properties": "^6.10.2",
  - "babel-plugin-transform-flow-strip-types": "^6.8.0",
  - "babel-preset-es2015": "^6.13.0",
  - "babel-register": "^6.9.0",
  + "babel-core": "^6.24.1",
  + "babel-eslint": "^7.2.3",
  + "babel-plugin-external-helpers": "^6.22.0",
  + "babel-plugin-syntax-class-properties": "^6.13.0",
  + "babel-plugin-syntax-flow": "^6.18.0",
  + "babel-plugin-transform-class-properties": "^6.24.1",
  + "babel-plugin-transform-flow-strip-types": "^6.22.0",
  + "babel-preset-es2015": "^6.24.1",
  + "babel-register": "^6.24.1",
  "babelrc-rollup": "^3.0.0",
  "eslint": "^3.0.1",
  "eslint-plugin-babel": "^4.0.0",
  