add unique class name to avoid conflic
add unique class name to avoid conflic

in particular tings like 'code' are conflicting when embeding the page

marscher/cython,roxyboy/cython,encukou/cython,hhsprings/cython,hickford/cython,mcanthony/cython,dahebolangkuan/cython,slonik-az/cython,roxyboy/cython,mrGeen/cython,slonik-az/cython,marscher/cython,JelleZijlstra/cython,ABcDexter/cython,fabianrost84/cython,hhsprings/cython,encukou/cython,fperez/cython,da-woods/cython,marscher/cython,hickford/cython,achernet/cython,c-blake/cython,c-blake/cython,madjar/cython,acrispin/cython,fabianrost84/cython,fabianrost84/cython,madjar/cython,andreasvc/cython,cython/cython,ABcDexter/cython,fperez/cython,scoder/cython,madjar/cython,da-woods/cython,achernet/cython,dahebolangkuan/cython,fabianrost84/cython,hhsprings/cython,hhsprings/cython,mrGeen/cython,madjar/cython,da-woods/cython,achernet/cython,dahebolangkuan/cython,mrGeen/cython,mcanthony/cython,dahebolangkuan/cython,slonik-az/cython,slonik-az/cython,ChristopherHogan/cython,hickford/cython,andreasvc/cython,roxyboy/cython,mcanthony/cython,mrGeen/cython,mrGeen/cython,marscher/cython,roxyboy/cython,mcanthony/cython,ChristopherHogan/cython,madjar/cython,mcanthony/cython,c-blake/cython,fabianrost84/cython,JelleZijlstra/cython,slonik-az/cython,hickford/cython,cython/cython,cython/cython,encukou/cython,achernet/cython,JelleZijlstra/cython,acrispin/cython,andreasvc/cython,scoder/cython,fperez/cython,scoder/cython,andreasvc/cython,andreasvc/cython,da-woods/cython,hhsprings/cython,c-blake/cython,marscher/cython,ABcDexter/cython,achernet/cython,dahebolangkuan/cython,fperez/cython,acrispin/cython,hickford/cython,scoder/cython,encukou/cython,acrispin/cython,JelleZijlstra/cython,fperez/cython,ABcDexter/cython,ABcDexter/cython,ChristopherHogan/cython,cython/cython,c-blake/cython,acrispin/cython,roxyboy/cython,encukou/cython,JelleZijlstra/cython