Remove module exports from lunr.
Remove module exports from lunr.

This is now handled as part of the build step in the build wrappers.

ming300/lunr.js,weo-edu/lunr.js,nandy007/lunr.js,janeisklar/lunr.js,olivernn/lunr.js,weo-edu/lunr.js,janeisklar/lunr.js,panfany/lunr.js,panfany/lunr.js,jjow/lunr.js,mientjan/lunr.js,Darkle/elasticlunr.js,jjow/lunr.js,lb-/lunr.js,panfany/lunr.js,mientjan/lunr.js,codepiano/lunr.js,lb-/lunr.js,nandy007/lunr.js,weo-edu/lunr.js,shunshunedu/lunr.js,codepiano/lunr.js,seongjaelee/lunr.js,shunshunedu/lunr.js,seongjaelee/lunr.js,mientjan/lunr.js,Darkle/elasticlunr.js,nandy007/lunr.js,ming300/lunr.js,shunshunedu/lunr.js,codepiano/lunr.js,seongjaelee/lunr.js,janeisklar/lunr.js,Darkle/elasticlunr.js,olivernn/lunr.js,lb-/lunr.js,jjow/lunr.js,weixsong/elasticlunr.js,olivernn/lunr.js,weixsong/elasticlunr.js