Add setting to toggle NSFW hiding.

src/components/settings/settings.js

@@ -4,6 +4,7 @@ const settings = {
   data () {
     return {
       hideAttachmentsLocal: this.$store.state.config.hideAttachments
+      hideNsfwLocal: this.$store.state.config.hideNsfw
     }
   },
   components: {
@@ -13,6 +14,9 @@ const settings = {
     hideAttachmentsLocal (value) {
       this.$store.dispatch('setOption', { name: 'hideAttachments', value })
     }
+    hideNsfwLocal (value) {
+      this.$store.dispatch('setOption', { name: 'hideNsfw', value })
+    }
   }
 }