make sure the new exif values are saved

build.gradle

@@ -7,7 +7,7 @@ buildscript {
         propMinSdkVersion = 16
         propTargetSdkVersion = propCompileSdkVersion
         propVersionCode = 1
-        propVersionName = '4.1.5'
+        propVersionName = '4.1.6'
         kotlin_version = '1.2.41'
         support_libs = '27.1.1'
     }

commons/src/main/kotlin/com/simplemobiletools/commons/extensions/ExifInterface.kt

@@ -34,4 +34,5 @@ fun ExifInterface.copyTo(destination: ExifInterface) {
             destination.setAttribute(it, value)
         }
     }
+    destination.saveAttributes()
 }