Lint: Files missing copyright headers

Done

## Me
- [x] ActionBarOverflow.java
- [x] ActionButtons.java
- [x] ActionButtonStatus.java
- [x] CardAppearance.java
- [x] CardMarker.java
- [x] FileUtil.java
- [x] FunctionalInterfaces.java
- [x] HtmlUtils.java
- [x] ManuallyReportedException.java
- [x] NoSuchDeckException.java
- [x] Permissions.java
- [x] PreferenceExtensions.java
- [x] WebViewDebugging.java

## timrae
- [x] AsyncDialogFragment.java
- [x] CollectionLoader.java
- [x] ConfirmationDialog.java
- [x] ConfirmModSchemaException.java
- [x] DatabaseErrorDialog.java
- [x] DeckDropDownAdapter.java
- [x] DeckPickerBackupNoSpaceLeftDialog.java
- [x] DeckPickerConfirmDeleteDeckDialog.java
- [x] DeckPickerExportCompleteDialog.java
- [x] DeckPickerNoSpaceLeftDialog.java
- [x] DialogHandler.java
- [x] ExportDialog.java
- [x] FieldEditText.java
- [x] ImportDialog.java
- [x] IntentHandler.java
- [x] PopupMenuWithIcons.java
- [x] SimpleMessageDialog.java
- [x] StorageAccessException.java
- [x] SyncErrorDialog.java
- [x] UnknownHttpResponseException.java
- [x] VersionUtils.java

## Mike
- [x] AcraAnalyticsInteraction.java
- [x] AnalyticsDialogFragment.java
- [x] DeckPickerAnalyticsOptInDialog.java
- [x] ImportUtils.java
- [x] IntegerDialog.java

## @TarekkMA
- [x] BundleUtils.java
- [x] CreateCustomStudySessionListener.java
- [x] CustomStudyDialogFactory.java

## hermanne
- [x] CardBrowserOrderDialog.java (#8698)

## Arthur
- [x] AbstractDeckTreeNode.java
- [x] AbstractSched.java
- [x] BooleanGetter.java
- [x] CardGetter.java
- [x] CardQueue.java
- [x] CollectionGetter.java
- [x] CollectionUtils.java
- [x] Conditional.java
- [x] Counts.java
- [x] DeckComparator.java
- [x] DeckDueTreeNode.java
- [x] DeckNameComparator.java
- [x] DeckTreeNode.java
- [x] EmptyNode.java
- [x] FilteredAncestor.java
- [x] LrnCard.java
- [x] LrnCardQueue.java
- [x] MathJax.java
- [x] NamedJSONComparator.java
- [x] NegatedConditional.java
- [x] PairWithBoolean.java
- [x] PairWithCard.java
- [x] ParsedNode.java
- [x] ParsedNodes.java
- [x] ProgressSenderAndCancelListener.java
- [x] Replacement.java
- [x] SimpleCardQueue.java
- [x] SingleTaskManager.java
- [x] StdModels.java
- [x] TaskListener.java
- [x] TaskListenerWithContext.java
- [x] TaskManager.java
- [x] TemplateError.java
- [x] TemplateFilters.java
- [x] Text.java
- [x] Tokenizer.java
- [x] Triple.java
- [x] UndoAction.java
- [x] WrongId.java

## iniju
- [x] AnkiFont.java
- [x] HtmlColors.java

## lukstbit
- [x] Constants.java
- [x] DirectCalendarInstanceUsage.java
- [x] DirectDateInstantiation.java
- [x] DirectGregorianInstantiation.java
- [x] DirectSystemCurrentTimeMillisUsage.java
- [x] DirectSystemTimeInstantiation.java
- [x] DuplicateTextInPreferencesXml.java
- [x] IssueRegistry.java
- [x] LintUtils.java

## nobnago
- [ ] ActivityTransitionAnimation.java
- [ ] Lookup.java
- [ ] MetaDB.java
- [ ] UIUtils.java
- [ ] Upgrade.java
- [ ] ViewAnimation.java

## Daniel Savard (many others)
- [ ] AnkiActivity.java

## AOSP/Google Apache - needs GPL
- [ ] AppCompatPreferenceActivity.java (timrae)
- [ ] CustomTabActivityHelper.java
- [ ] CustomTabsFallback.java
- [ ] CustomTabsHelper.java
- [ ] KeepAliveService.java
- [ ] SeekBarPreference.java (nonGoogle)

## John Dematis
- [ ] AudioClipField.java
- [ ] AudioRecordingField.java

## madhead (& others)
- [ ] BootService.java
- [ ] TimePreference.java

## Bruno Azevedo
- [ ] CardBrowserMySearchesDialog.java
- [ ] TagsDialog.java

## Valentin Rublack
- [ ] CardUtils.java

## timrae (Other licenses)
- [ ] ServiceConnection.java
- [ ] ServiceConnectionCallback.java

## Mike (Other licenses)
- [ ] ButtonItemAdapter.java

## Houssam Salem
- [ ] DeckRenameException.java
- [ ] ImportExportException.java
- [ ] MediaCheckDialog.java
- [ ] MediaSyncException.java
- [ ] NoteImporter.java
- [ ] TextImporter.java

## squeenix
- [ ] ModelBrowserContextMenu.java
- [ ] ModelEditorContextMenu.java

## Wojciech Śmigaj
- [ ] TtsParser.java

## Ritvij Kumar Sharma
- [ ] UserSubmittedException.java

## TESTS

Unlisted - grep code for the issue number