Removed reading from META-INF files

* This was not reliable after some additional testing on a device

Author: jkasten2

OneSignalSDK/onesignal/src/main/java/com/onesignal/OSUtils.java

@@ -150,11 +150,10 @@ private static boolean hasJobIntentService() {
    }
 
    private Integer checkAndroidSupportLibrary(Context context) {
-      String version = getAndroidSupporVersionFromMetaFile();
       boolean hasWakefulBroadcastReceiver = hasWakefulBroadcastReceiver();
       boolean hasNotificationManagerCompat = hasNotificationManagerCompat();
 
-      if (version == null && !hasWakefulBroadcastReceiver && !hasNotificationManagerCompat) {
+      if (!hasWakefulBroadcastReceiver && !hasNotificationManagerCompat) {
          OneSignal.Log(OneSignal.LOG_LEVEL.FATAL, "Could not find the Android Support Library. Please make sure it has been correctly added to your project.");
          return UserState.PUSH_STATUS_MISSING_ANDROID_SUPPORT_LIBRARY;
       }
@@ -178,17 +177,6 @@ && getTargetSdkVersion(context) >= Build.VERSION_CODES.O) {
       return null;
    }
 
-   private static String getAndroidSupporVersionFromMetaFile() {
-      InputStream inputStream = Object.class.getClassLoader().getResourceAsStream("META-INF/com.android.support_support-v4.version");
-      if (inputStream == null)
-         return null;
-
-      Scanner scanner = new Scanner(inputStream, "UTF-8");
-      String version = scanner.useDelimiter("\\A").hasNext() ? scanner.next() : null;
-      scanner.close();
-      return version;
-   }
-
    int getDeviceType() {
       try {
          // Class only available on the FireOS and only when the following is in the AndroidManifest.xml.