Make a few more shortcuts/actions raise the main window.

Also make registerShortcut set an application shortcut.
That is necessary when the user opened a separate editor window.

Change-Id: I366044b7acba51daca46a15a302a24b5b8e99cc1
Reviewed-by: David Schulz <david.schulz@digia.com>
(cherry picked from commit 5c8f46d25d)
Reviewed-by: Eike Ziller <eike.ziller@digia.com>

src/plugins/coreplugin/actionmanager/actionmanager.cpp

@@ -278,6 +278,7 @@ Command *ActionManager::registerShortcut(QShortcut *shortcut, const Id &id, cons
         shortcut->setEnabled(false);
     shortcut->setObjectName(id.toString());
     shortcut->setParent(ICore::mainWindow());
+    shortcut->setContext(Qt::ApplicationShortcut);
     sc->setShortcut(shortcut);
     sc->setScriptable(scriptable);
     sc->setContext(context);