Revision 13543: 93_DBLog: new Version 2.13.5, supports primary key now, ...

[System]

Revision 13543: 93_DBLog: new Version 2.13.5, supports primary key now,
               ...

93_DBLog: new Version 2.13.5, supports primary key now,
                      set commands clearReadings and eraseReadings,
                      non-blocking variants of count, reducelog and
                      deleteOldDays

Source: Revision 13543: 93_DBLog: new Version 2.13.5, supports primary key now,
               ...