Move changeset subscribe/unsubscribe locale strings out of javascripts

config/locales/en.yml

@@ -472,6 +472,8 @@ en:
       discussion: Discussion
       join_discussion: "Log in to join the discussion"
       still_open: "Changeset still open - discussion will open once the changeset is closed."
+      subscribe: "Subscribe"
+      unsubscribe: "Unsubscribe"
       comment_by_html: "Comment from %{user} %{time_ago}"
       hidden_comment_by_html: "Hidden comment from %{user} %{time_ago}"
       hide_comment: "hide"
@@ -546,6 +548,8 @@ en:
       title: "%{user}'s Diary | %{title}"
       user_title: "%{user}'s Diary"
       discussion: "Discussion"
+      subscribe: "Subscribe"
+      unsubscribe: "Unsubscribe"
       leave_a_comment: "Leave a comment"
       login_to_leave_a_comment_html: "%{login_link} to leave a comment"
       login: "Log in"
@@ -3172,10 +3176,6 @@ en:
       queryfeature_tooltip: Query features
       queryfeature_disabled_tooltip: Zoom in to query features
       embed_html_disabled: HTML embedding is not available for this map layer
-    changesets:
-      show:
-        subscribe: "Subscribe"
-        unsubscribe: "Unsubscribe"
     edit_help: Move the map and zoom in on a location you want to edit, then click here.
     directions:
       ascend: "Ascend"