update branch with recent develop changes (FA, added settings)

src/components/settings_modal/helpers/modified_indicator.vue

@@ -0,0 +1,51 @@
+<template>
+  <span
+    v-if="changed"
+    class="ModifiedIndicator"
+    >
+    <Popover
+      trigger="hover"
+      >
+      <span slot="trigger">
+        &nbsp;
+          <FAIcon
+            icon="wrench"
+          />
+      </span>
+      <div
+        class="modified-tooltip"
+        slot="content"
+        >
+      {{ $t('settings.setting_changed') }}
+      </div>
+    </Popover>
+  </span>
+</template>
+
+<script>
+import Popover from 'src/components/popover/popover.vue'
+import { library } from '@fortawesome/fontawesome-svg-core'
+import { faWrench } from '@fortawesome/free-solid-svg-icons'
+
+library.add(
+  faWrench
+)
+
+export default {
+  props: ['changed'],
+  components: { Popover }
+}
+</script>
+
+<style lang="scss">
+.ModifiedIndicator {
+  display: inline-block;
+  position: relative;
+
+  .modified-tooltip {
+    margin: 0.5em 1em;
+    min-width: 10em;
+    text-align: center;
+  }
+}
+</style>