Make _config.yml more generic
Merge branch 'hotfix/updates'
Flickr link
Optional Analytics
Improving readability for users without CSS: adding a space between title and date.
Merge pull request #11 from diegocaro/master

Minor changes
Fix optional Google Analytics.
Optional Twitter cards meta
Fix endif typo
Merge branch 'hotfix/minor'
Add 'vendor' to excludes.
Add some base configuration
Merge branch 'master' into gh-pages