Add partial hash parser support

lib/handlebars/compiler/ast.js

@@ -97,11 +97,12 @@ var AST = {
     // pass or at runtime.
   },
 
-  PartialNode: function(partialName, context, strip, locInfo) {
+  PartialNode: function(partialName, context, hash, strip, locInfo) {
     LocationInfo.call(this, locInfo);
     this.type         = "partial";
     this.partialName  = partialName;
     this.context      = context;
+    this.hash = hash;
     this.strip = strip;
   },
 

lib/handlebars/compiler/printer.js

@@ -82,7 +82,12 @@ PrintVisitor.prototype.mustache = function(mustache) {
 
 PrintVisitor.prototype.partial = function(partial) {
   var content = this.accept(partial.partialName);
-  if(partial.context) { content = content + " " + this.accept(partial.context); }
+  if(partial.context) {
+    content += " " + this.accept(partial.context);
+  }
+  if (partial.hash) {
+    content += " " + this.accept(partial.hash);
+  }
   return this.pad("{{> " + content + " }}");
 };