Update to latest prereleases

bower.json

@@ -24,23 +24,23 @@
     "**/tests"
   ],
   "dependencies": {
-    "vaadin-button": "vaadin/vaadin-button#1.0.3",
-    "vaadin-checkbox": "vaadin/vaadin-checkbox#1.0.0-alpha6",
-    "vaadin-combo-box": "vaadin/vaadin-combo-box#3.0.0-alpha5",
-    "vaadin-context-menu": "vaadin/vaadin-context-menu#3.0.0-alpha5",
-    "vaadin-date-picker": "vaadin/vaadin-date-picker#2.0.4",
-    "vaadin-dialog": "vaadin/vaadin-dialog#1.0.0-alpha3",
-    "vaadin-form-layout": "vaadin/vaadin-form-layout#1.0.2",
-    "vaadin-grid": "vaadin/vaadin-grid#3.0.2",
-    "vaadin-icons": "vaadin/vaadin-icons#4.1.1",
+    "vaadin-button": "vaadin/vaadin-button#1.0.4",
+    "vaadin-checkbox": "vaadin/vaadin-checkbox#1.0.0-beta1",
+    "vaadin-combo-box": "vaadin/vaadin-combo-box#3.0.0-beta1",
+    "vaadin-context-menu": "vaadin/vaadin-context-menu#3.0.0-alpha6",
+    "vaadin-date-picker": "vaadin/vaadin-date-picker#2.0.5",
+    "vaadin-dialog": "vaadin/vaadin-dialog#1.0.0-beta1",
+    "vaadin-form-layout": "vaadin/vaadin-form-layout#1.0.3",
+    "vaadin-grid": "vaadin/vaadin-grid#4.0.0-alpha2",
+    "vaadin-icons": "vaadin/vaadin-icons#4.1.2",
     "vaadin-ordered-layout": "vaadin/vaadin-ordered-layout#1.0.0-alpha1",
-    "vaadin-progress-bar": "vaadin/vaadin-progress-bar#1.0.0-alpha2",
-    "vaadin-radio-button": "vaadin/vaadin-radio-button#1.0.0-alpha2",
-    "vaadin-split-layout": "vaadin/vaadin-split-layout#3.0.0-alpha2",
-    "vaadin-text-field": "vaadin/vaadin-text-field#1.1.0-alpha5",
-    "vaadin-upload": "vaadin/vaadin-upload#2.1.1",
+    "vaadin-progress-bar": "vaadin/vaadin-progress-bar#1.0.0-alpha3",
+    "vaadin-radio-button": "vaadin/vaadin-radio-button#1.0.0-alpha3",
+    "vaadin-split-layout": "vaadin/vaadin-split-layout#3.0.0-beta1",
+    "vaadin-text-field": "vaadin/vaadin-text-field#1.1.0-beta1",
+    "vaadin-upload": "vaadin/vaadin-upload#2.1.2",
 
-    "vaadin-valo-theme": "vaadin/vaadin-valo-theme#0.3.2"
+    "vaadin-valo-theme": "vaadin/vaadin-valo-theme#2.0.0-alpha1"
   },
   "devDependencies": {
     "mock-http-request": "philikon/MockHttpRequest#master",