Open Graph attributes added
add downloadable stuff (fixes #68)
Merge pull request #72 from MichaelKohler/download

add downloadable stuff (fixes #68)
Fix #70 header background gap
Change YouTube URL to opt-out cookies
Merge pull request #74 from kyoshino/youtube-nocookie

Change YouTube URL to opt-out cookies
Merge pull request #71 from tripad/master

Open Graph attributes added
Merge pull request #73 from kyoshino/header-background-image

Fix #70 header background gap