add entry requests, invite new users

app/views/invitation_mailer/invite.text.erb

@@ -4,9 +4,28 @@ SANASTO WIKI - INVITATION
 
 Hello <%= @user.name %>,
 
+<% if @approved_entry %>
+Great news! Your entry request has been APPROVED and is ready to be published.
+
+YOUR APPROVED ENTRY
+-------------------
+Category: <%= @approved_entry.category.to_s.humanize %>
+
+Translations:
+<% if @approved_entry.fi.present? %>  • Finnish: <%= @approved_entry.fi %>
+<% end %><% if @approved_entry.en.present? %>  • English: <%= @approved_entry.en %>
+<% end %><% if @approved_entry.sv.present? %>  • Swedish: <%= @approved_entry.sv %>
+<% end %><% if @approved_entry.no.present? %>  • Norwegian: <%= @approved_entry.no %>
+<% end %><% if @approved_entry.ru.present? %>  • Russian: <%= @approved_entry.ru %>
+<% end %><% if @approved_entry.de.present? %>  • German: <%= @approved_entry.de %>
+<% end %>
+
+To complete the process and publish your entry, please accept this invitation to create your account on Sanasto Wiki.
+<% else %>
 The Sanasto Wiki let you search and compare, or download, translations across languages used all over the living Christianity.
 
 With a login account, you can contribute to this work.
+<% end %>
 
 YOUR ACCOUNT DETAILS
 --------------------