Cleanups:
- 65589e0e mode/DeviceChannel_t: rename m_channelIndex -> index
- ebd26d01 mode/DeviceChannel_t: rename m_channelType -> type
- 6e6a79d2 mode/DeviceChannel_t: rename m_channelName -> technicalName
- a89f102c mode/DeviceChannel_t: rename m_channelId -> id
- fea107bb dsModel: channels are not resources
- 521ed5f4 ds-model/model: rename OutputChannel -> Output
- e3dd2226 dsConnectorCat: improve logging