Update to jekyll-sitemap v0.6.2
Update to jekyll-sitemap v0.6.2

Release: https://github.com/jekyll/jekyll-sitemap/releases/tag/v0.6.2
Diff since v0.6.1: https://github.com/jekyll/jekyll-sitemap/compare/v0.6.1...v0.6.2
Diff since v0.6.0: https://github.com/jekyll/jekyll-sitemap/compare/v0.6.0...v0.6.2

jlord/pages-gem,JustinPatenaude/pages-gem,github/pages-gem,JustinPatenaude/pages-gem,github/pages-gem,mstred/pages-gem,n060dyz/pages-gem,mstred/pages-gem,n060dyz/pages-gem,jlord/pages-gem,Stargator/pages-gem,Stargator/pages-gem