Update exports loader to Webpack 3 syntax
Update exports loader to Webpack 3 syntax

Closes #67.
jcrincon/jcrincon.github.io,emiaj/blog,chromicant/blog,doudigit/doudigit.github.io,BeitouSafeHome/btsh,jcrincon/jcrincon.github.io,emiaj/blog,emiaj/blog,netlify-templates/one-click-hugo-cms,BeitouSafeHome/btsh,doudigit/doudigit.github.io,chromicant/blog,netlify-templates/one-click-hugo-cms