	* evas: don't segv when manipulating line at canvas border.
	* evas: don't segv when manipulating line at canvas border.

	FIXME: When the jump code start, it break line continuity and
	make them look hugly. I have no idea how to properly fix that
	right now.


git-svn-id: 6d771e449150288cc513807b7f4d2af31e9482bd@54330 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

TizenChameleon/uifw-evas,TizenChameleon/evas,TizenChameleon/evas,nashidau/Evas-Next,TizenChameleon/evas,TizenChameleon/uifw-evas,TizenChameleon/uifw-evas,TizenChameleon/uifw-evas,nashidau/Evas-Next,nashidau/Evas-Next,TizenChameleon/evas