Iris Calliope

bugfix: if pdef provided, channels are combined. Now: delete and load fresh

bugfix with ROItypes highlighting

minor: cosmetic changes

if data not present and select ROI is pressed: load data

make critical warnings more visible (red fontcolor)

minor bug fix

(bugfix incorrect handover ExpLog)

a) proper handover of ExpLog in load_exp.m, read_info_from_ExpLog.m, register_exp.m, find_adata_file.m, calc_act.m, save_ROIs_df.m
b) bugfix new functionalites in calliope.m

bugfix