{
  "compilerOptions": {
    "target": "es6",
    "module": "commonjs",
    "moduleResolution": "node",
    "sourceMap": true,
    "lib" : [ "es2016" ],
    "outDir": "../client/server",
    "strictNullChecks": true,
    "noImplicitAny": true,
    "noUnusedLocals": true,
    "noFallthroughCasesInSwitch": true,
    "newLine": "LF",
    "pretty": true
  },
  "exclude": [
    "node_modules"
  ]
}

{
  "compilerOptions": {
    "target": "es5",
    "module": "commonjs",
    "moduleResolution": "node",
    "sourceMap": true,
    "lib" : [ "es2016" ],
    "outDir": "../client/server",
    "strictNullChecks": true,
    "noImplicitAny": true,
    "noUnusedLocals": true,
    "noFallthroughCasesInSwitch": true,
    "newLine": "LF",
    "pretty": true
  },
  "exclude": [
    "node_modules"
  ]
}

Adjust compile target to ES5 for Node 4 support
TS: Adjust compile target to ES5 for Node 4 support
