update 4._Korpusanalysen: adding scripts and tutorials for WE and TM
update 4._Korpusanalysen: add scripts for WE and TM analysis. with visualization with tensorflow, plotly and pyLDAvis. update readmes.
update 4._Korpusanalysen: add scripts for WE and TM analysis. with visualization with tensorflow, plotly and pyLDAvis. update readmes.