* QString::number use scientific format, si it's invalid for numbers > 1 000 000. We need to use v.sprintf("%d");
* Accounts and categories where badly mapped during import
* Fix cost not taken in account during import
* Forbid empty account name and empty category name
Throw exception when category/account are not found in User
Fix a bug in GrisbiImportEngine with QDate::fromString
Try to search an account also with its name
Remove categories number limit (only used for pie color)
