Fix google analytics -- script was in index.html twice
Fix google analytics -- script was in index.html twice

JATS4R/website,JATS4R/website,JATS4R/jats4r.github.io,JATS4R/website,JATS4R/website,JATS4R/jats4r.github.io,JATS4R/jats4r.github.io,JATS4R/jats4r.github.io