functions for ROIs definition, the roles of each *py files, please refer...

Steps:
 'ROI_time_freq_version2'
Define RefROI;#This step combined with freesurfer based evoked dSPM
PLV estimates;#This step based epochs dSPM
'Labels_display.py'
ROIs display;#This step combined with freesurfer based PLV estimates from the above step
'ROI_MNE_computationVersion2'
dipoles selection and dipoles display.#This step based evoked MNE