added check for nans in input data, which can happen if coming from timelock with var trl lengths), which is converted to raw by ft_checkdata

% 181019 JQK | line 131, 249, 259, 261 287 commented
%            | line 163 verbosity changed
%            | save r parameter
%            | add option for HPF & BPF
%            | also use coarsegrainmethod for scale 1 (e.g., HPF)
% 180226 JQK | 364 ff. change encoding from sc to s to allow for nonlinear scale encoding
% 190130 JQK | filter entire time series first, then temporally segment
%            | do not require data.trialinfo, get trialsize from .trial
% 190405 JQK | integrated changes from previous scripts: adpative padding
%               length; no LPF at scale 1; changed indenting; removed
%               outdated code; corrected BP setting: at scale 1 only use HP
%               vs. LP