[SRADA-400] Feature dialog, alpha2 version

[SRADA-400] Feature dialog, alpha2 version

1. Font resized
2. Title is setted as vertical center alignment
3. Feature list toggle button working well
4. Hover image show at info button
5. Tooltip box show at info button
6. Adjust label composite size to fit Ubuntu, Win
7. Set background color to title composite
8. Confirmed working under Mac, Ubuntu, Win.
7. Block old setting dialog

Change-Id: I1d76eaf1256d9adef785bad7d8451787d079d0c1
Signed-off-by: joon.c.baek <joon.c.baek@samsung.com>
[SRADA-400] Add info button hover image showing

Change-Id: I2c0f93c87db43d8eda70fa26b874dd510a5a82e1
Signed-off-by: joon.c.baek <joon.c.baek@samsung.com>