Remove "Merge Entries" from Quality Menu (#6021)

CHANGELOG.md

@@ -51,6 +51,7 @@ We refer to [GitHub issues](https://github.com/JabRef/jabref/issues) by using `#
 ### Removed
 
 - Ampersands are no longer escaped by default in the `bib` file. If you want to keep the current behaviour, you can use the new "Escape Ampersands" formatter as a save action. [#5869](https://github.com/JabRef/jabref/issues/5869)
+- The "Merge Entries" entry was removed from the Quality Menu. Users should use the right-click menu instead. [#6021](https://github.com/JabRef/jabref/pull/6021)
 
 
 ## [5.0-beta] – 2019-12-15

src/main/java/org/jabref/gui/JabRefFrame.java

@@ -89,7 +89,6 @@
 import org.jabref.gui.keyboard.KeyBinding;
 import org.jabref.gui.libraryproperties.LibraryPropertiesAction;
 import org.jabref.gui.menus.FileHistoryMenu;
-import org.jabref.gui.mergeentries.MergeEntriesAction;
 import org.jabref.gui.metadata.BibtexStringEditorAction;
 import org.jabref.gui.metadata.PreambleEditor;
 import org.jabref.gui.preferences.ShowPreferencesAction;
@@ -760,7 +759,6 @@ private MenuBar createMenu() {
 
         quality.getItems().addAll(
                 factory.createMenuItem(StandardActions.FIND_DUPLICATES, new DuplicateSearch(this, dialogService, stateManager)),
-                factory.createMenuItem(StandardActions.MERGE_ENTRIES, new MergeEntriesAction(this, stateManager)),
                 factory.createMenuItem(StandardActions.CHECK_INTEGRITY, new IntegrityCheckAction(this, stateManager, Globals.TASK_EXECUTOR)),
                 factory.createMenuItem(StandardActions.CLEANUP_ENTRIES, new OldDatabaseCommandWrapper(Actions.CLEANUP, this, stateManager)),