init
refactor: explicit instantiation
add mean_absolute_deviation
add common function test
change make_vec func using only value_t
add peak_index func
add zero_crossing_index func
add mean_absolute_value
add effective_duration_index_pair_vec
add three_axis_amplitude
fix data type bug
add sma func
add make_abs func
add integration_with_delta func
move header file into featur folder
change name of statistic_featurs
update new file structure
change header into new statisitc_feartures.h
add new config releted files
add sensor features