Fixes prebid#998 Allow keyvalues, gender and age to be passed in PubM…

…atic's adapter

src/adapters/pubmatic.js

@@ -21,6 +21,9 @@ var PubmaticAdapter = function PubmaticAdapter() {
       var bid = bids[i];
       // bidmanager.pbCallbackMap['' + bid.params.adSlot] = bid;
       _pm_pub_id = _pm_pub_id || bid.params.publisherId;
+      _pm_pub_age = _pm_pub_age || (bid.params.age || "");
+      _pm_pub_gender = _pm_pub_gender || (bid.params.gender || "");
+      _pm_pub_kvs = _pm_pub_kvs || (bid.params.kvs || "");
       _pm_optimize_adslots.push(bid.params.adSlot);
     }
 
@@ -51,11 +54,18 @@ var PubmaticAdapter = function PubmaticAdapter() {
     content += '' +
       'window.pm_pub_id  = "%%PM_PUB_ID%%";' +
       'window.pm_optimize_adslots     = [%%PM_OPTIMIZE_ADSLOTS%%];' +
+      'window.kaddctr = "%%PM_ADDCTR%%;"' +
+      'window.kadgender = "%%PM_GENDER%%;"' +
+      'window.kadage = "%%PM_AGE%%;"' +
       'window.pm_async_callback_fn = "window.parent.$$PREBID_GLOBAL$$.handlePubmaticCallback";';
+
     content += '</scr' + 'ipt>';
 
     var map = {};
     map.PM_PUB_ID = _pm_pub_id;
+    map.PM_ADDCTR = _pm_pub_kvs;
+    map.PM_GENDER = _pm_pub_gender;
+    map.PM_AGE = _pm_pub_age;
     map.PM_OPTIMIZE_ADSLOTS = _pm_optimize_adslots.map(function (adSlot) {
       return "'" + adSlot + "'";
     }).join(',');