CompilerExplorer: Add wizard template

Also include "src/plugins/**/wizard.json" into .gitignore.

Change-Id: Ib0576df15af4c112a4a27101d337522db6c19f25
Reviewed-by: David Schulz <david.schulz@qt.io>

src/plugins/compilerexplorer/compilerexplorerplugin.cpp

@@ -14,10 +14,12 @@
 
 #include <cppeditor/cppeditorconstants.h>
 
-#include <QMenu>
-
 #include <extensionsystem/iplugin.h>
 
+#include <projectexplorer/jsonwizard/jsonwizardfactory.h>
+
+#include <QMenu>
+
 using namespace Core;
 
 namespace CompilerExplorer::Internal {
@@ -40,6 +42,8 @@ public:
                                                         settings().defaultDocument().toUtf8());
         });
 
+        ProjectExplorer::JsonWizardFactory::addWizardPath(":/compilerexplorer/wizard/");
+
         ActionContainer *mtools = ActionManager::actionContainer(Core::Constants::M_TOOLS);
         ActionContainer *mCompilerExplorer = ActionManager::createMenu("Tools.CompilerExplorer");
         QMenu *menu = mCompilerExplorer->menu();