add cancel button to log dialog

Author: wuan

app/src/main/java/org/blitzortung/android/dialogs/LogDialog.kt

@@ -64,6 +64,10 @@ class LogDialog(
         with(findViewById<Button>(R.id.log_send_email)) {
             setOnClickListener { composeEmail(logText) }
         }
+
+        with(findViewById<Button>(R.id.log_cancel)) {
+            setOnClickListener { dismiss() }
+        }
     }
 
     private fun getCacheString(): String {

app/src/main/res/layout/log_dialog.xml

@@ -48,4 +48,10 @@
         android:layout_height="wrap_content"
         android:text="@string/share_log" />
 
-</LinearLayout>
+    <Button
+        android:id="@+id/log_cancel"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content"
+        android:text="@string/cancel" />
+
+</LinearLayout>