upgraded to materialize-css 0.97.8

Author: pragdev

Diff for: package.json

@@ -23,7 +23,7 @@
     "angular2-materialize": "^5.2.1",
     "core-js": "^2.4.1",
     "jquery": "^2.2.4",
-    "materialize-css": "^0.97.7",
+    "materialize-css": "^0.97.8",
     "rxjs": "5.0.0-beta.12",
     "ts-helpers": "^1.1.1",
     "zone.js": "^0.6.23"