Fix spelling.

Emgu.CV.Example/Android/FaceDetectionActivity.cs

@@ -56,8 +56,8 @@ namespace AndroidExamples
             {
                AndroidFileAsset.OverwriteMethod overwriteMethod = AndroidFileAsset.OverwriteMethod.AlwaysOverwrite;
 
-               FileInfo eyeFile = AndroidFileAsset.WritePermanantFileAsset(this, "haarcascade_eye.xml", "cascade", overwriteMethod);
-               FileInfo faceFile = AndroidFileAsset.WritePermanantFileAsset(this, "haarcascade_frontalface_default.xml", "cascade", overwriteMethod);
+               FileInfo eyeFile = AndroidFileAsset.WritePermanentFileAsset(this, "haarcascade_eye.xml", "cascade", overwriteMethod);
+               FileInfo faceFile = AndroidFileAsset.WritePermanentFileAsset(this, "haarcascade_frontalface_default.xml", "cascade", overwriteMethod);
 
                //save tesseract data path
                ISharedPreferencesEditor editor = preference.Edit();

Emgu.CV.Example/XamarinForms/Core/FaceDetectionPage.cs

@@ -91,8 +91,8 @@ namespace Emgu.CV.XamarinForms
          {
             AndroidFileAsset.OverwriteMethod overwriteMethod = AndroidFileAsset.OverwriteMethod.AlwaysOverwrite;
 
-            FileInfo eyeFileTmp = AndroidFileAsset.WritePermanantFileAsset(Android.App.Application.Context, eye, "cascade", overwriteMethod);
-            FileInfo faceFileTmp = AndroidFileAsset.WritePermanantFileAsset(Android.App.Application.Context, face, "cascade", overwriteMethod);
+            FileInfo eyeFileTmp = AndroidFileAsset.WritePermanentFileAsset(Android.App.Application.Context, eye, "cascade", overwriteMethod);
+            FileInfo faceFileTmp = AndroidFileAsset.WritePermanentFileAsset(Android.App.Application.Context, face, "cascade", overwriteMethod);
 
             //save data path
             ISharedPreferencesEditor editor = preference.Edit();

Emgu.Util/Android/AndroidFileAsset.cs

@@ -60,7 +60,7 @@ namespace Emgu.Util
         /// <param name="dstDir">The subfolder in the app's FilesDir</param>
         /// <param name="overwriteMethod">overwrite method</param>
         /// <returns>The resulting FileInfo</returns>
-        public static FileInfo WritePermanantFileAsset(Context context, String assertName, String dstDir, OverwriteMethod overwriteMethod)
+        public static FileInfo WritePermanentFileAsset(Context context, String assertName, String dstDir, OverwriteMethod overwriteMethod)
         {
             String fullPath = Path.Combine(context.FilesDir.AbsolutePath, dstDir, assertName);