Update trajectory formats #245

Job	Run time
test_battery	1m 42s
test_base_models	5m 15s
test_calc_error	58s
test_centrifugal_pump	1m 29s
test_composite	1m 1s
test_data_model	1m 44s
test_datasets	1m 2s
test_dict_like_matrix_wrapper	56s
test_direct	54s
test_ensemble	2m 4s
test_estimate_params	1m 8s
test_horizon	2m 27s
test_linear_model	1m 48s
test_loading	56s
test_moe	57s
test_pneumatic_valve	2m 47s
copyright (3.9)	7s
test_powertrain	1m 27s
test_predictors	2m 22s
test_serialization	1m 12s
test_sim_result	56s
test_state_estimators	1m 6s
test_surrogates	2m 40s
test_tutorials	2m 2s
test_uav_model	57s
test_uncertain_data	1m 1s
	40m 58s

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