add plugin for yandex.com maps

fix #339

plugins/basemap-yandex.user.js

@@ -0,0 +1,76 @@
+// ==UserScript==
+// @id             iitc-plugin-basemap-yandex@jonatkins
+// @name           IITC plugin: Yandex maps
+// @version        0.1.0.@@DATETIMEVERSION@@
+// @namespace      https://github.com/jonatkins/ingress-intel-total-conversion
+// @updateURL      @@UPDATEURL@@
+// @downloadURL    @@DOWNLOADURL@@
+// @description    [@@BUILDNAME@@-@@BUILDDATE@@] Add Yandex.com (Russian/Русский) map layers
+// @include        https://www.ingress.com/intel*
+// @include        http://www.ingress.com/intel*
+// @match          https://www.ingress.com/intel*
+// @match          http://www.ingress.com/intel*
+// @grant          none
+// ==/UserScript==
+
+function wrapper() {
+// ensure plugin framework is there, even if iitc is not yet loaded
+if(typeof window.plugin !== 'function') window.plugin = function() {};
+
+
+// PLUGIN START ////////////////////////////////////////////////////////
+
+
+// use own namespace for plugin
+window.plugin.mapTileYandex = function() {};
+
+
+window.plugin.mapTileYandex.setup = function() {
+//a few options on language are available, including en-US. Oddly, the detail available on the maps varies
+//dependong on the language
+  var yandexApiJs = '//api-maps.yandex.ru/2.0-stable/?load=package.standard&lang=ru-RU'
+
+  load(yandexApiJs).thenRun(window.plugin.mapTileYandex.addLayer);
+}
+
+window.plugin.mapTileYandex.addLayer = function() {
+
+//include Yandex.js start
+@@INCLUDERAW:external/Yandex.js@@
+//include Yandex.js end
+
+  var yStyles = {
+    'map': "Map",
+    'satellite': "Satellite",
+    'hybrid': "Hybrid",
+//    'publicMap': "Public Map",
+//    'publicMapHybrid': "Public Hybrid",
+  };
+
+
+  var yOpt = {maxZoom: 18};
+
+  $.each(yStyles, function(key,value) {
+    var yMap = new L.Yandex(key, yOpt);
+    layerChooser.addBaseLayer(yMap, 'Yandex '+value);
+  });
+
+};
+
+var setup =  window.plugin.mapTileYandex.setup;
+
+// PLUGIN END //////////////////////////////////////////////////////////
+
+if(window.iitcLoaded && typeof setup === 'function') {
+  setup();
+} else {
+  if(window.bootPlugins)
+    window.bootPlugins.push(setup);
+  else
+    window.bootPlugins = [setup];
+}
+} // wrapper end
+// inject code into site context
+var script = document.createElement('script');
+script.appendChild(document.createTextNode('('+ wrapper +')();'));
+(document.body || document.head || document.documentElement).appendChild(script);