Changed the length of 'language' column in users table from 2 to 5, to allow long language codes like pt-br.

Updated portuguese translation (Arthur Zapparoli).
Current pt translation moved to pt-br.


git-svn-id: http://redmine.rubyforge.org/svn/trunk@518 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/views/mailer/issue_edit_pt.rhtml

@@ -1,4 +1,4 @@
-Issue #<%= @issue.id %> has been updated.
+Tarefa #<%= @issue.id %> foi alterada.
 <%= @journal.user.name %>
 <% for detail in @journal.details %>
 <%= show_detail(detail, true) %>