Deletion of the mil_ translation files.

Only the lang/*.lang.php are really necessary, because the mil_page
creator does the translation automatically.
Addition of the SQL installation code: datamalico_testing_data_set
Addition of .gitignore and tiny change on README.rd
Deletion of mil_ result translation file.
.gitignore improved
Pagination GET request improve.
Re-organize the mil_ajax block and documentation in the file.
amend
Simplify HTML header management.
Simple explanation text change.
Documenationa improve