Beep

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* expose parameters_path in features and dataset classes - Thanks to Chirru Gopal
* add seq_num to dataset.data attribute

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* Introduce fix for insufficient length in order to interpolate
* generate output protocolnames dir if it doesn't exist

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* Add parsing for files with paths in the protocol field
* change test bucket from beep-sync-test to beep-sync-test-stage
* Change file location for tutorial for safe processing
* Add assert to ensure that list of columns for regular interpolated cycles are as expected

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* Adding asserts to check for the interval information
* Move parameter functions and switch to those functions
* Delete initialization cycle and add diagnostic intervals
* Changed throughput calculations to only have regular cycles, with a separate column for diagnostic cycles
* Fix structuring code so that diagnostic cycles are excluded from the summary
* Uploading Iris_params csv file and adding test_from_csv function for Iris parameters
* change fname for windows
* docstring update
* add filters for waveform discharge and charge
* complete tutorial testing with teardown
* tutoral working tests

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* Add diagnostic parameters for PHEV cells
* Update interpolation for time axis (TODO: make step specific) (Thanks Chirru Gopal)
* Add documentation and better tutorial (Thanks Alex Dunn)

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* Change the method for ensuring monotonicity and add testing