Show samplerate as 1Hz when its value is unknown
Added open file command line argument
Set the colour of ruler annotations to the correct palette colour
Pad mip-map buffers to allow for uint64_t write word
Minor whitespace fixes.
Tidied whitespace
Corrected const of DeviceOptions::_sdi
Use namespaces in enum.cpp
Implemented getter behaviour in Enum
Implemented getter behaviour in DeviceOptions
Added a Double property object
Added a binding for SR_CONF_SAMPLERATE
Removed sample_rate parameter from start_capture

We now rely on the statefulness of the device instance instead
Sampling bar now commits the sample rate into the device instance