added doc
semi-beta final doc was added
Merge branch 'master' of https://github.com/lucasmaiasilva/tp_eng_soft
Merge branch 'master' of https://github.com/lucasmaiasilva/tp_eng_soft
Merge branch 'master' of https://github.com/lucasmaiasilva/tp_eng_soft
added GUI screens, changed package and classes names, deleted some classes