Update syntax css to work with pandoc 1.6
Update syntax css to work with pandoc 1.6

jgm/blaze-html,jgm/blaze-html,iblech/blaze-html,Soostone/blaze-markup-haste,mikehat/blaze-all,Soostone/blaze-html-haste,dylex/blaze-markup,FranklinChen/blaze-markup,mikehat/blaze-all,dylex/blaze-markup,FranklinChen/blaze-markup,Soostone/blaze-markup-haste,iblech/blaze-html,jgm/blaze-html,mikehat/blaze-all