fix validation misnamed in slice model
diff --git a/planetstack/core/xoslib/static/js/xoslib/xos-backbone.js b/planetstack/core/xoslib/static/js/xoslib/xos-backbone.js
index e5ca413..de03ddf 100644
--- a/planetstack/core/xoslib/static/js/xoslib/xos-backbone.js
+++ b/planetstack/core/xoslib/static/js/xoslib/xos-backbone.js
@@ -351,8 +351,8 @@
                            relatedCollections: {"slivers": "slice", "sliceDeployments": "slice", "slicePrivileges": "slice", "networks": "owner"},
                            foreignCollections: ["services", "sites"],
                            modelName: "slice",
-                           validate: function(attrs, options) {
-                               errors = XOSModel.prototype.validate(this, attrs, options);
+                           xosValidate: function(attrs, options) {
+                               errors = XOSModel.prototype.xosValidate(this, attrs, options);
                                // validate that slice.name starts with site.login_base
                                site = attrs.site || this.site;
                                if ((site!=undefined) && (attrs.name!=undefined)) {