Update intercooler to v1.2.2

brutaldon/static/js/intercooler.js

@@ -4,7 +4,7 @@
     define(["jquery"], function (a0) {
       return (root['Intercooler'] = factory(a0));
     });
-  } else if (typeof exports === 'object') {
+  } else if (typeof module === 'object' && module.exports) {
     // Node. Does not work with strict CommonJS, but
     // only CommonJS-like environments that support module.exports,
     // like Node.
@@ -1092,7 +1092,7 @@ var Intercooler = Intercooler || (function() {
         if(triggerOn[0].indexOf("sse:") == 0) {
           //Server-sent event, find closest event source and register for it
           var sourceElt = elt.closest(getICAttributeSelector('ic-sse-src'));
-          if(sourceElt) {
+          if(sourceElt.length > 0) {
             registerSSE(sourceElt, triggerOn[0].substr(4))
           }
         } else {