Add new components and fix releases

bower.json

@@ -30,13 +30,16 @@
     "vaadin-context-menu": "vaadin/vaadin-context-menu#3.0.0-beta1",
     "vaadin-date-picker": "vaadin/vaadin-date-picker#2.0.6",
     "vaadin-dialog": "vaadin/vaadin-dialog#1.0.0-beta1",
+    "vaadin-dropdown-menu": "vaadin/vaadin-dropdown-menu#1.0.0-alpha1",
     "vaadin-form-layout": "vaadin/vaadin-form-layout#1.0.4",
-    "vaadin-grid": "vaadin/vaadin-grid#4.0.0-beta1",
+    "vaadin-grid": "vaadin/vaadin-grid#4.1.0-alpha1",
     "vaadin-icons": "vaadin/vaadin-icons#4.1.3",
+    "vaadin-item": "vaadin/vaadin-item#1.0.0-alpha4",
+    "vaadin-list-box": "vaadin/vaadin-list-box#1.0.0-alpha1",
     "vaadin-ordered-layout": "vaadin/vaadin-ordered-layout#1.0.0-alpha1",
     "vaadin-progress-bar": "vaadin/vaadin-progress-bar#1.0.0-alpha5",
     "vaadin-radio-button": "vaadin/vaadin-radio-button#1.0.0-alpha4",
-    "vaadin-split-layout": "vaadin/vaadin-split-layout#3.1.0",
+    "vaadin-split-layout": "vaadin/vaadin-split-layout#3.0.1",
     "vaadin-text-field": "vaadin/vaadin-text-field#1.1.0",
     "vaadin-upload": "vaadin/vaadin-upload#3.0.0-beta1",