feat(webapp): choose more reasonable table pagination settings

www/webapp/src/views/CrudList.vue

@@ -25,6 +25,10 @@
                   :search="search"
                   :custom-filter="filterSearchableCols"
                   :loading="$store.getters.working || createDialogWorking || destroyDialogWorking"
+                  :footer-props="{
+                    'items-per-page-options': [10, 20, 30, 50, 100, -1]
+                  }"
+                  :items-per-page="30"
                   class="elevation-1"
                   @click:row="rowClick"
           >