add {Get,Set}ModuleLibraryNickname to EDA_APP, reformatting

    /// The file name of the the program selected for browsing pdf files.

    wxString            m_PdfBrowser;

    wxPathList          m_searchPaths;

    wxFileHistory       m_fileHistory;

    wxString            m_HelpFileName;

    wxString            m_CurrentOptionFileDateAndTime;

    wxPoint             m_HelpPos;

    wxSize              m_HelpSize;

    wxHtmlHelpController*    m_HtmlCtrl;

    wxString            m_Title;

    wxPathList          m_libSearchPaths;

    wxFileName          m_projectFileName;

    wxString            m_LastVisitedLibPath;

    /// last visited module library in the module editor or viewer

    wxString            m_module_nickname;

    wxHtmlHelpController*   m_HtmlCtrl;

public:

    EDA_APP();

    ~EDA_APP();

    void SetHtmlHelpController( wxHtmlHelpController* aController );

    wxString GetHelpFileName() const                    { return m_HelpFileName; }

    void SetHelpFileName( const wxString& aFileName )   { m_HelpFileName = aFileName; }

    wxConfig* GetSettings() { return m_settings; }

    wxConfig* GetCommonSettings() { return m_commonSettings; }

    wxString GetEditorName() const                      { return m_EditorName; }

    void SetEditorName( const wxString& aFileName )     { m_EditorName = aFileName; }

    wxString GetCurrentOptionFile() const { return m_CurrentOptionFile; }

    wxString& GetEditorName();

    const wxString& GetTitle()                      { return m_Title; }

    void SetTitle( const wxString& title ) { m_Title = title; }

    void SetTitle( const wxString& aTitle )         { m_Title = aTitle; }

    wxPathList& GetLibraryPathList() { return m_libSearchPaths; }

    wxString FindLibraryPath( const wxString& fileName );

     * @return false if the KISYSMOD path is not valid.

     */

    bool SetFootprintLibTablePath();

    const wxString& GetModuleLibraryNickname()                  { return m_module_nickname; }

    void SetModuleLibraryNickname( const wxString& aNickname )  { m_module_nickname = aNickname; }

};