Added missing strings in some templates to english transalations

Fixed: FS#1285 - Support messages are not listed for the client under Help > Support > View messages 

- Set a fixed column width for the buttons in the client and reseller list.

Added European Portuguese translation. Many thanks to Miguel Almeida to provide this language file set.

Fixes Encoding to UTF-8 and Add Some New Strings

Added a option to debug the language files (show strings that are not contained in the lang file surrounded by #....#)
Fixed: FS#1063 - Missing language variables in shell user options 

Merged all language files.

Added a Checkbox to the language import form to ignore the version of the language file.

- Updated french translation.