Integrate only on needed levels

See merge request !77

Update production

See merge request !73

Next release

See merge request !72

- Extensive use of diagonals
- Hash control in copy removed because of permissions and performance issues

Adapt to last version of diagonals

See merge request !70

Dev sivol diagonals

See merge request !69

# Conflicts:
#   earthdiagnostics/ocean/moc.py
#   earthdiagnostics/ocean/regionmean.py
#   earthdiagnostics/ocean/regionsum.py
#   earthdiagnostics/ocean/siasiesiv.py

Dev zonalmean diagonals

See merge request !68

Add hfxin to cmor table

See merge request !66

Dev fix startdate dcpp

See merge request !67

Add hfcorr and wfcorr to default.csv table

See merge request !65