title: What does it mean by "Manifest merger failed : uses-sdk:minSdkVersion 9 cannot be smaller than version 14"
body: <p>when start a project i get this error in android studio </p>
  
  <blockquote>
    <p>Error:Execution failed for task ':app:processDebugManifest'.
    Manifest merger failed : uses-sdk:minSdkVersion 9 cannot be smaller than version 14 declared in library [com.android.support:appcompat-v7:26.0.0-alpha1] C:\Users\max.android\build-cache\794d310f97f0ec38ea2a53aafb733961774fb930\output\AndroidManifest.xml
        Suggestion: use tools:overrideLibrary="android.support.v7.appcompat" to force usage</p>
  </blockquote>