Added plugin for supporting the Nim programming language

The plugin support:
- basic syntax highlighting
- indentation
- project management
- run and build configuration
- debugging
- code style

Change-Id: Idfbb02a11ed570c90149a54b726beb956712e2bd
Reviewed-by: David Schulz <david.schulz@theqtcompany.com>
Reviewed-by: hjk <hjk@theqtcompany.com>

src/plugins/nim/project/nimbuildconfiguration.h

@@ -0,0 +1,69 @@
+/****************************************************************************
+**
+** Copyright (C) Filippo Cucchetto <filippocucchetto@gmail.com>
+** Contact: http://www.qt.io/licensing
+**
+** This file is part of Qt Creator.
+**
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 as published by the Free Software
+** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+****************************************************************************/
+
+#pragma once
+
+#include <projectexplorer/buildconfiguration.h>
+#include <projectexplorer/target.h>
+
+#include <QPointer>
+
+namespace Nim {
+
+class NimProject;
+class NimCompilerBuildStep;
+
+class NimBuildConfiguration : public ProjectExplorer::BuildConfiguration
+{
+    Q_OBJECT
+
+public:
+    NimBuildConfiguration(ProjectExplorer::Target *target);
+
+    ProjectExplorer::NamedWidget *createConfigWidget() override;
+
+    ProjectExplorer::BuildConfiguration::BuildType buildType() const override;
+
+    void setBuildDirectory(const Utils::FileName &dir) override;
+
+    bool fromMap(const QVariantMap &map) override;
+    QVariantMap toMap() const override;
+
+    Utils::FileName cacheDirectory() const;
+    Utils::FileName outFilePath() const;
+
+    static bool canRestore(const QVariantMap &map);
+
+    bool hasNimCompilerBuildStep() const;
+    bool hasNimCompilerCleanStep() const;
+
+signals:
+    void outFilePathChanged(const Utils::FileName &outFilePath);
+
+private:
+    const NimCompilerBuildStep *nimCompilerBuildStep() const;
+};
+
+}