todo

PREVIOUS INSTANCE
    [done!]if there is a guitimer running, bring it to foreground/ show the mainwindow
    ::use QLocalServer & QLocalSocket

BETTER WAY RATHER THAN SUBCLASS
    [done!]*?*how to add keyevent to a label
    1. python way of dynamically changing keyEvent function
    2. What about c++?
    ::Use QT action
    ::but you need to CONNECT for a label, subclassing is eaier to change

SHORTCUT
    add a label show all shortcut
    configurable shorcuts
show how many interval have passed and show in the intervalNoticeMsg as well as the main window

personal event Management
    [done!] add event log support using sqlite3

PERSISTENT DATA
    test if mongoDB/MySQL is available, and auto backup your data using mongo. Log(with rotate) the backUp operation
DATABASESHOW
FIXME:
    add save config for dataShow window size & table column size

    [done!] use a right path(the same path with guitimer.py) instead of 'event.db'
    :: use getattr( sys, 'executable', False ): in config.py

FIXME:
    when using a 10min interval notice, and complete a task.
    Then start another, the notice remains and does not start a new 10min count.(it will notice you in 3minutes or some other)
    and why the interval changeTo 5min?

    ::the startTimer function is too large with too much responsibilities
FIXME:
    startBtn does not update progress