This patch includes following features for horizontal taskmanager app for IOT prfile-

This patch includes following features for horizontal taskmanager app for IOT prfile-

1) Taskmanager's horizontal view
2) Termination of a individual app in vertical(upwards or downwards) direction
3) Distance between app icons and their titles and modified their sizes
4) Apps move in left direction when "clear all" is pressed
5) Changed message string for no apps from "No recently used apps" to "No application"

Change-Id: Ibe0fdf0eb1c82bcc672b74f09cccefda66453ede
Signed-off-by: Jagrat Patidar <j1.patidar@samsung.com>