Merge pull request #1 from xyzz/master

Sync
 - Login with SessionID
 - Remember Settings (emails/sessionID and checkBoxs)
Merge pull request #2 from xyzz/master

Sync
QSettings::NativeFormat to IniFormat and new label and lineEdit to sessionID
Merge branch 'master' of github.com:Jocaetano/acquisition
Add porting::UserDir()
Reformat code/change setting names a bit.