Implemented search function:
Consume KeyEvent in Task Detail to prevent further propagation
Merge pull request #154 from liafailboy/working

icon bar changed
Add year label in calendar, fix displaying floating task
Merge with Shotaro
Merge pull request #155 from mikelimantara/master

Add year label in calendar, fix displaying floating task
Implemented home function
Merge branch 'master' into working
Changed position of day in calendar logo
Merge pull request #158 from andhieka/working

Merge three people's work
added Congratulations fxml, congratulationsController. Modifide RootWindowContoroller to show and hide the congratulations view