Modifiche funzionamento ambiente oracle Unibo

[enmacc]

We do this change for works in our organization.

1. The first in config trait i don't know, maybe someone use some dafult configuration, we don't'
2. In oracle base we read and use the flags from the configuration file (app.php)
3. In oracle OCI this is four our porpouse, about connection and sequence name generation
4. in oracle schema the first is a bug, a space left , the second is to get the fileds names by the ORM lowerCased
5. OracleSchema columnSql, when generated defaultValue, if is number type integer cast to int, before it returns a value like '1 ' and fail the create table oracle sql statement

[skie]

3.7 features applied in 4.x branch