Update slider to version 9

Author: adrum

bower.json

@@ -22,7 +22,7 @@
     "tests"
   ],
   "dependencies": {
-    "seiyria-bootstrap-slider": ">= 5.2 < 7.0",
+    "seiyria-bootstrap-slider": ">= 5.2 < 10.0",
     "angular": ">= 1.3 < 1.6"
   },
   "devDependencies": {