title: gradle force build tools version on third party libraries?
body: <p>how can I force a library to use sdk build tools 19.1.0 or above without forking/manually editing the build.gradle file for the library?</p>
  
  <p>I keep getting this error when using libraries...</p>
  
  <pre><code>Error:The SDK Build Tools revision (.......) is too low for project ':somelibrary'. Minimum required is 19.1.0
  </code></pre>