[wayland] Webcursor for wayland

[wayland] Webcursor for wayland

Set cursor from the name that was predefined on wayland.
In wayland, 13 cursor types are provided.
======================
bottom_left_corner
bottom_right_corner
bottom_side
grabbing
left_ptr
left_side
right_side
top_left_corner
top_right_corner
top_side
xterm
hand1
watch
======================

Bug: http://web.sec.samsung.net/bugzilla/show_bug.cgi?id=12763
Reviewed by: Hyunhak Kim, arno renevier

Change-Id: If928caa49646abd6c29c59cf0186879064318567
Signed-off-by: yh106.jung <yh106.jung@samsung.com>