title: Could not find gradle wrapper within Android SDK. Might need to update your Android SDK
body: <p>I am trying to take build in an ionic2 application. I got this error while running <code>ionic build android</code>. The error log is </p>
  
  <pre><code>ANDROID_HOME=/home/varun/Android/Sdk
  JAVA_HOME=/usr/lib/jvm/java-8-oracle
  Error: Could not find gradle wrapper within Android SDK. Might need to    update your Android SDK.
  Looked here: /home/varun/Android/Sdk/tools/templates/gradle/wrapper
  </code></pre>
  
  <p>I tried updating the sdk but it was found that the sdk version is latest. </p>
  
  <p>When i looked at the <code>Android/Sdk/tools</code> folder there is no <code>templates</code> directory. I am running on ubuntu 16.04, with cordova version <code>6.5.0</code> </p>