edit index.html with _data files
edit index.html with _data files


Former-commit-id: be9c4c7888a49e80828651fe79a04c6ea94462e6
sasikanth513/sasikanth513.github.io,vcswbraunschweig/vcswbraunschweig.github.io,udayrajmehra/udayrajmehra.github.io,vcswbraunschweig/vcswbraunschweig.github.io,udayrajmehra/udayrajmehra.github.io,sasikanth513/sasikanth513.github.io