New setting added to specify how many objects should be displayed on most paginated lists.

Default is: 25, 50, 100 (users can choose one of these values).
If one value only is entered in this setting (eg. 25), the 'per page' links are not displayed (prior behaviour).

git-svn-id: http://redmine.rubyforge.org/svn/trunk@1026 e93f8b46-1217-0410-a6f0-8f06a7374b81

app/controllers/issues_controller.rb

@@ -45,7 +45,7 @@ class IssuesController < ApplicationController
     sort_update
     retrieve_query
     if @query.valid?
-      limit = %w(pdf csv).include?(params[:format]) ? Setting.issues_export_limit.to_i : 25
+      limit = %w(pdf csv).include?(params[:format]) ? Setting.issues_export_limit.to_i : per_page_option
       @issue_count = Issue.count(:include => [:status, :project], :conditions => @query.statement)
       @issue_pages = Paginator.new self, @issue_count, limit, params['page']
       @issues = Issue.find :all, :order => sort_clause,