AndroidManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.recommender"
    android:versionCode="1"
    android:versionName="1.0" >

    <uses-sdk
        android:minSdkVersion="14"
        android:targetSdkVersion="21" >
    </uses-sdk>

    <android:uses-permission
        android:name="android.permission.WRITE_EXTERNAL_STORAGE" >
    </android:uses-permission>
    <android:uses-permission android:name="android.permission.READ_PHONE_STATE" >
    </android:uses-permission>
    <android:uses-permission android:name="android.permission.INTERNET" >
    </android:uses-permission>
    <android:uses-permission
        android:name="android.permission.READ_EXTERNAL_STORAGE"
        android:maxSdkVersion="18" >
    </android:uses-permission>

    <!-- To access Google+ APIs: -->
    <uses-permission android:name="android.permission.INTERNET" >
    </uses-permission>
    <!--
 To retrieve OAuth 2.0 tokens or invalidate tokens to disconnect a user. This disconnect
     option is required to comply with the Google+ Sign-In developer policies
    -->
    <uses-permission android:name="android.permission.USE_CREDENTIALS" >
    </uses-permission>
    <!-- To retrieve the account name (email) as part of sign-in: -->
    <uses-permission android:name="android.permission.GET_ACCOUNTS" >
    </uses-permission>
    <!-- To auto-complete the email text field in the login form with the user's emails -->
    <uses-permission android:name="android.permission.READ_PROFILE" >
    </uses-permission>
    <uses-permission android:name="android.permission.READ_CONTACTS" >
    </uses-permission>

    <android:uses-permission android:name="android.permission.READ_CALL_LOG" >
    </android:uses-permission>

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.android.recommender.MainActivity"
            android:label="@string/app_name" >
        </activity>
        <activity android:name="com.android.recommender.SignInActivity" android:label="@string/title_activity_sign_in">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" ></action>
                <category android:name="android.intent.category.LAUNCHER" ></category>
            </intent-filter>
        </activity>
        
        <activity
            android:name="com.android.recommender.SignUpActivity"
            android:label="@string/title_activity_sign_up" >
        </activity>
        
        <activity android:name="com.facebook.FacebookActivity"
          android:configChanges=
                 "keyboard|keyboardHidden|screenLayout|screenSize|orientation"
          android:theme="@android:style/Theme.Translucent.NoTitleBar"
          android:label="@string/app_name" />
        
        <meta-data android:name="com.facebook.sdk.ApplicationId" android:value="@string/app_id"/>
        <meta-data android:name="com.facebook.sdk.ApplicationName"
                   android:value="@string/facebook_app_name" />
        <provider android:authorities="com.facebook.app.FacebookContentProvider831512186932743"
          android:name="com.facebook.FacebookContentProvider"
          android:exported="true"/>
    </application>

</manifest>