Fix material-ui peer dependency.

Author: leMaik

package.json

@@ -41,7 +41,7 @@
     "react-transition-group": "^1.1.1"
   },
   "peerDependencies": {
-    "material-ui": "^0.17.4",
+    "material-ui": ">=0.17.0 <1.0.0",
     "react": "^15.5.4",
     "react-dom": "^15.5.4",
     "react-tap-event-plugin": "^2.0.1",