elemantary database objects added.
Merge branch 'master' of https://github.com/haamoon/FFF
Now CheckMailAsyncTask can read new mails and save the last read time
into the database
Some minor updates in check mail task.
Change class name.
!
Merge branch 'master' of https://github.com/haamoon/FFF
Merge branch 'master' of https://github.com/haamoon/FFF