README - fixes (#578)
README - fixes (#578)

* Add syntax highlighting
* Fix build table which doesn't display on Github RST renderer
pgjones/jinja,mitsuhiko/jinja2,pgjones/jinja,pallets/jinja,ThiefMaster/jinja2,ThiefMaster/jinja2,mitsuhiko/jinja2,pallets/jinja,pallets/jinja2,pallets/jinja2