$jsPlugins = ['prism.js',
              '//unpkg.com/leaflet@1.3.1/dist/leaflet.js' => ['integrity' => 'sha512-/Nsx9X4HebavoBvEBuyp3I7od5tA0UzAxs+j83KgC8PU0kgB4XiK4Lfe4y4cgBtaRJQEIFCW+oC506aPT2L1zw==',
                                                              'crossorigin']];