chore(package): update shower-material to version 1.0.6

https://greenkeeper.io/

package.json

@@ -28,7 +28,7 @@
   ],
   "dependencies": {
     "shower-core": "^2.0.7",
-    "shower-material": "^1.0.5",
+    "shower-material": "^1.0.6",
     "shower-ribbon": "^2.0.7"
   },
   "devDependencies": {