Add default or empty table state

-Add appropriate empty text for the table.
-Add common default empty state for all tables.

Signed-off-by: Suren Neware <sneware9@in.ibm.com>
Change-Id: If4beabc0b1450718095757bbb0803335ccf83ec5
diff --git a/src/views/Health/Sensors/Sensors.vue b/src/views/Health/Sensors/Sensors.vue
index f8564d8..f096654 100644
--- a/src/views/Health/Sensors/Sensors.vue
+++ b/src/views/Health/Sensors/Sensors.vue
@@ -35,11 +35,13 @@
           no-sort-reset
           sticky-header="75vh"
           sort-by="status"
+          show-empty
           :items="filteredSensors"
           :fields="fields"
           :sort-desc="true"
           :sort-compare="sortCompare"
           :filter="searchFilter"
+          :empty-text="$t('global.table.emptyMessage')"
           @row-selected="onRowSelected($event, filteredSensors.length)"
         >
           <!-- Checkbox column -->