show "no data" label when there's nothing to display on project member list
show "no data" label when there's nothing to display on changelog and roadmap
updated UPGRADING doc file
updated documentation
missing parenthesis added in filter.rb (net-ldap)
file upload test now uses ActionController::TestUploadedFile
replaced deprecated server_settings with smtp_settings
syntax error in rfpdf/makefont.rb
removed some line breaks in application.css
