Evas text: fixed an issue with last_up_to_pos and char_at_coords that caused them to return the wrong index.
Evas text: fixed an issue with last_up_to_pos and char_at_coords that caused them to return the wrong index.

git-svn-id: 24a995eca3b83137dd7eab3408044d7832e202f7@56475 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

antognolli/Evas,antognolli/Evas,antognolli/Evas,antognolli/Evas