elementary: Fix warnings
elementary: Fix warnings

elm_prefs.c:683:17: warning: missing initializer [-Wmissing-field-initializers]
elm_prefs.c:683:17: warning: (near initialization for 'val.tv_usec') [-Wmissing-field-initializers]
elm_prefs.c:684:20: warning: declaration of 'time' shadows a global declaration [-Wshadow]

Signed-off-by: Mike McCormack <mikem@atratus.org>

SVN revision: 80198

FlorentRevest/Elementary,tasn/elementary,rvandegrift/elementary,tasn/elementary,tasn/elementary,FlorentRevest/Elementary,rvandegrift/elementary,FlorentRevest/Elementary,rvandegrift/elementary,tasn/elementary,FlorentRevest/Elementary,tasn/elementary,rvandegrift/elementary