add template log page, correction of json format for gargantext json to tsv and closing file correctly

add content separation per sentences choice in book to tsv and change name of csv terms to json to clean csv terms

add zip option for book to tsv, add starting code for clean csv terms (named csv term to json, will be changed), delete unused pages and corresponding files,  and minor corrections

add zip option for book to tsv, add starting code for clean csv terms (named csv term to json, will be changed), delete unused pages and corresponding files,  and minor corrections

add function to rewrite file name, column name and mapping if more than 7 columns but not finding correct name. And some minor changes