New layout

- Added background image
- Deleted “Add task” buttons
- Added 3 image buttons on the top
- Added 3 image buttons layed over the background image
Layout changes

- Changed the Log Task Button to log_task_button_2_cut
- Changed the Log List Activity Background to
button_background_x_flame_cut
- Changed the layout arrangement a bit
- Deleted the Action bar from the activity
Merge pull request #1 from bierlingm/New-Layout

Changed drawables