fix syntax highlighting for julia

go/linguaevalia/Makefile

		--data 'code_url=http://codemirror.net/mode/go/go.js'\
		--data 'code_url=http://codemirror.net/mode/haskell/haskell.js'\
		--data 'code_url=http://codemirror.net/mode/javascript/javascript.js'\
		--data 'code_url=http://codemirror.net/mode/julia/julia.js'\
		--data 'code_url=http://codemirror.net/mode/lua/lua.js'\
		--data 'code_url=http://codemirror.net/mode/python/python.js'\
		--data 'code_url=http://codemirror.net/mode/ruby/ruby.js'\