Changes to be committed:
	modified:   illum_correct.jt
    - input arguments for function are specified in the documentation part of the function in JSON, which could be read and written into the .pipe file
    (maybe even automatically to produce a skeleton of the pipeline).
Changes to be committed:
	modified:   illum_correct.jt
    - adaptations described in previous commit (JSON specifying input and output arguments in the documentation of the module) were placed in better position, namely directly at the beginning of the module