* src/vte.c: Reverse the sanity check in vte_terminal_set_background_image_file() so that it rejects zero-length strings, not the other way around.
* src/vte.c: Reverse the sanity check in vte_terminal_set_background_image_file() so that it rejects zero-length strings, not the other way around.


git-svn-id: 79c0a0b434771571d36fb1f915535dd30d02fa63@92 c1152ede-e825-0410-90e1-bb353d73734c

thiagoarrais/console,thiagoarrais/console,thiagoarrais/console