Merge pull request bids-standard#70 from nellh/master

Update ReferencesAndLinks for array of strings requirement.

MEG examples (bids-standard#45)

* added example dataset with MEG+EEG+fMRI from https://github.com/jbwexler/ds000117_R1.0.0_empty

* included BrainStorm sample auditory dataset in BIDS-MEG format

* added example BIDS dataset from MNE

* corrected meg events onsets

* replaced empty cells w/ 'n/a' in tsv files

* updated channels.tsv files

* fixed bids-validator stimuli error

* updated publications in README

* renamed mef files to comply with BIDS

* deleted _trans.fif files

* changed proc-sss to proc-tsss in filenames

* replaced tsss logs and added new derivatives

* FIX - removed gsheet participants table, this addresses bids-standard#26

* added ds000117/task-facerecognition_proc-tsss_meg.json and softwarefilters

* moved _proc-tsss_meg.fif to derivatives

* fixed derivatives filenames

* added onset and duration columns to beh events

* added MEGCoordinatesUnits and LandmarkCoordinateUnits to _fid.json

* Fixes after running BIDS validator

* updated _fid.json files

* added .pos files

* added commas to sub-01_ses-meg_task-facerecognition_fid.json

* changed AnatomicalMRICoordinateSystem value to NIfTi

* made several changes to _meg.json files

* Fixes

* removed OnlineFilters from _meg.json

* DOC - added links to full datasets, see bids-standard#16

* update CHANGES and dataset_description.json

* updated brainstorm_sample_auditory to the latest version from the google drive, as discussed in bids-standard#38

* passed the json files through https://jsonlint.com to check (all OK) and to format them in a human readable way

* updated EpochLength from null to 0

* renamed the brainstorm_sample_auditory and mne_sample_data to be consistent with their representation on openfmri.org, see bids-standard#38

* added ds000247, modified ds000246

* fid.json --> coordsystem.json

fid.json --> coordsystem.json

* *_coordsystem.json are session specific

* Coodsystem, Headshape, Photo, don't need to include *_task-label in the name

Coodsystem, Headshape and Photo, files don't need to include *_task-label in the name. They are session specific

* Remove MRI coordinates

* Head coils.

* update ds00246 and ds00247

* channels.tsv replace 0 by n/a

* remove anatomical coordinates

* HeadCoildFrequency

* update ds000117 from Rik

* updating

* ENH simpler bidsignore

* FIX ds000248 issue with maxfilter

* fix ds000248

* replace Neuromag/Elekta by Elekta/Neuromag

* Remove derivatives folder

Merge pull request bids-standard#61 from chrisfilo/fixes

Fixes

Merge pull request bids-standard#47 from effigies/ds210/add_physio

 ENH: Copy physio data for DS210 from OpenFMRI

Merge pull request bids-standard#6 from INCF/fix/various

various fixes

small fix in changelog, made ds052 names more cinsistent

Corrected intendedFor values

Merge branch 'master' of github.com:INCF/BIDS-examples

subject_id should've been participant_id

updated to rc3