Update AclChangeSet-Tracking.sql

fix script according to Oracle syntax
Update NodeDeleted.sql

Oracle does not have a simple auto-increment for ids, so we should get the sequence number and then insert it explicitly. The optional insert was failing because the id column was null, causing problems later on.
Update increase-column-size-activiti.sql

use appropriate Oracle syntax
Update activiti-upgrade-5-10.sql

update with Oracle syntax
Update NodeDeleted.sql

Oracle does not support boolean types. node_deleted is represented as an integer that is 0 or 1.
fix upgrade script activiti-upgrade-5-10.sql