update gem version to 4.0.0.1
update gem version to 4.0.0.1

First three numbers of version will always follow Bootstrap version,
and the final number will be minor patches by Start Bootstrap

guydavis/guydavis.github.io,IronSummitMedia/startbootstrap-clean-blog-jekyll,IronSummitMedia/startbootstrap-clean-blog-jekyll,mikelui/mikelui.github.io,ceduliocezar/ceduliocezar.github.io,imsingh/blog,ceduliocezar/ceduliocezar.github.io,smaret/smaret.github.io,imsingh/blog,BlackrockDigital/startbootstrap-clean-blog-jekyll,ctmalloy/ctmalloy.github.io,mikelui/mikelui.github.io,smaret/smaret.github.io,ctmalloy/ctmalloy.github.io,qqzhao/qqzhao.github.io,ctmalloy/ctmalloy.github.io,IronSummitMedia/startbootstrap-clean-blog-jekyll,guydavis/guydavis.github.io,BlackrockDigital/startbootstrap-clean-blog-jekyll,BlackrockDigital/startbootstrap-clean-blog-jekyll,ceduliocezar/ceduliocezar.github.io,ceduliocezar/ceduliocezar.github.io,IronSummitMedia/startbootstrap-clean-blog-jekyll,qqzhao/qqzhao.github.io,imsingh/blog,guydavis/guydavis.github.io,mikelui/mikelui.github.io,guydavis/guydavis.github.io,qqzhao/qqzhao.github.io