Use PascalCase for skip-to-list filename

Author: shwilliam

src/skip-to-list.vue renamed to src/VueSkipToList.vue

@@ -1,5 +1,5 @@
 import VueSkipTo from './VueSkipTo.vue'
-import VueSkipToList from './skip-to-list.vue'
+import VueSkipToList from './VueSkipToList.vue'
 
 export default function install (Vue) {
   if (install.installed) return