Tweak landing page copy

Descriptions of the numbers listed and subtext for the instance.

config/locales/en.yml

@@ -24,13 +24,13 @@ en:
       within_reach_body: Multiple apps for iOS, Android, and other platforms thanks to a developer-friendly API ecosystem allow you to keep up with your friends anywhere.
       within_reach_title: Always within reach
     generic_description: "%{domain} is one server in the network"
-    hosted_on: Mastodon hosted on %{domain}
+    hosted_on: "%{domain} in the fediverse"
     learn_more: Learn more
     other_instances: Instance list
     source_code: Source code
-    status_count_after: statuses
+    status_count_after: updates
     status_count_before: Who authored
-    user_count_after: users
+    user_count_after: projects
     user_count_before: Home to
     what_is_mastodon: What is Mastodon?
   accounts: