Extra debug info and debug off by default

Signed-off-by: Stephen Cox <stephencoxmail@gmail.com>
Add budget_account_get_accounts_by_category to tests

Signed-off-by: Stephen Cox <stephencoxmail@gmail.com>
Working towards better memory management
Removed budget_print_* functions (Will re-implement them with stdarg.h)
Allocate memory for return strings and array's

Signed-off-by: Stephen Cox <stephencoxmail@gmail.com>