Refactoring of Open Graph metadata, and update of REAMDE
Add support for author, keywords and description meta tags
Improved Archives style
Add basic support for liquid tags plugin based IPython notebooks
Full IPython nb liquid tags support
Adds a link rel="canonical" to index, articles and pages.
Merge branch 'master' of github.com:DandyDev/pelican-bootstrap3 into rel_canonical

Conflicts:
	templates/base.html
	templates/index.html
Merge pull request #119 from unbrice/rel_canonical

Adds a <link rel="canonical"> to index, articles and pages.
Merge remote-tracking branch 'upstream/master'

Conflicts:
	templates/archives.html