Exopy-hqc-legacy

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- add support for the Cryomagnetics CS4 superconducting magnet power supply
- fix declaration of supported driver for lock-in tasks
- add Windfreaktech SynthHD microwave power source driver
- add RhodeSchwarz SMB100A microwave power source driver
- add RhodeSchwarz VNA driver
- update Alazar 935x driver
- update SP ADQ14 driver
- update digitizer task
- add SetPulseModulationTask for microwave power sources
- fixes for PNA tasks
- extend AWG 5014 driver capabilities to allow using the internal sequencer
- improve digitizer capabilities to handle AWG loops
- solve bugs in HDF5 task
- add Anapico microwave generator and another R&S VNA (ZVA24)
- improve DC sources related tasks
- delay the loading of the Alazar DLL to first use of the driver

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- add connection for DLL controlled instruments
- add driver for SP ADQ14 digitizer
- fix handling of zero length pulses

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- fix handling of database_entries in lock-in related tasks
- add a context for compilation of pulse sequences using AWG5014C

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- update instrument starter to match changes in exopy
- add conversion tool for old measurement format found in HQCMeas
- fixes for save tasks and pna related tasks
- fix reopen_connection for visa instruments

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- First numbered version