[FIX] articles: ensure false and error messages are returned for all cases where the file import did not succeed
[FIX] articles: ensure false and error messages are returned for all cases where the file import did not succeed

git-svn-id: a7fabbc6a7c54ea5c67cbd16bd322330fd10cc35@61614 b456876b-0849-0410-b77d-98878d47e9d5

tikiorg/tiki,tikiorg/tiki,tikiorg/tiki,oregional/tiki,oregional/tiki,tikiorg/tiki,oregional/tiki,oregional/tiki