Added upload progress, split process code.
Fixe delete issue, added progress bar.
Beautified lists, input forms.
Svereal changes

    Added new fields to MailUser and AddressBook.
    Added replacements for empty subject/recipient in interface.
    Now recipient address is visible in Sent/Drafts instead of sender.
    Added resend button.
Added reply, automatic AddressBook filling from inbox.
Added autocomplete feature for email addresses.
Added address book editing/delteing/adding.
Forgot to add files in last commit.
Added file list.
Added settings.
Added email ordering by date.
Added button for deleting attachments.
CHanged login design, fixed renderin html/plain email.