dummyTangoDevice: allow parameters for `dummy_func`

See merge request !27

Allow the user to provide a step size for the widget in the client config

See merge request !26

Implement update_saved_attributes.py

See merge request !24

discard units from Tango devices when they are not defined in pint registry

See merge request !23

It is useful when one wants to dump an existing model from an h5 file.

It takes existing records and update them with new keys from a config

Implement DummyTangoDevice

See merge request !21

Prepare for release 0.7.9

See merge request !20

fixes for the TapeDrive project

Closes #15 and #18

See merge request !19