Add i18n to last activity as proposed by @Powersource.

Author: black-puppydog

lib/depject/page/html/render/profile.js

@@ -156,8 +156,9 @@ exports.create = function (api) {
     const prepend = h('header', { className: 'ProfileHeader' }, [
       h('div.image', [
         api.about.html.image(id),
-        h('div.lastActivity', computed(lastActivity, msg => `Last activity: ${api.message.html.timestamp(msg, false)}`))
-      ]),
+        h('div.lastActivity',
+          computed(lastActivity,
+            msg => `${i18n('Last activity')}: ${api.message.html.timestamp(msg, false)}`))]),
       h('div.main', [
         h('div.title', [
           h('h1', [name]),