Display the upload limit on the Features panel

Closes #785 (closed)

src/components/features_panel/features_panel.js

+import fileSizeFormatService from '../../services/file_size_format/file_size_format.js'
+
 const FeaturesPanel = {
   computed: {
     chat: function () { return this.$store.state.instance.chatAvailable },
@@ -6,7 +8,8 @@ const FeaturesPanel = {
     whoToFollow: function () { return this.$store.state.instance.suggestionsEnabled },
     mediaProxy: function () { return this.$store.state.instance.mediaProxyAvailable },
     minimalScopesMode: function () { return this.$store.state.instance.minimalScopesMode },
-    textlimit: function () { return this.$store.state.instance.textlimit }
+    textlimit: function () { return this.$store.state.instance.textlimit },
+    uploadlimit: function () { return fileSizeFormatService.fileSizeFormat(this.$store.state.instance.uploadlimit) }
   }
 }