Removed extra character in variable regexp
Removed extra character in variable regexp

Fix #175 by removing '&' as a variable prefix. For some reason, this
change also fixes the '<' character being appended with a ;
character.

mooreInteractive/prism,jalleyne/prism,chaosshen/prism,iwatakeshi/prism,PrismJS/prism,iwatakeshi/prism,aviaryan/prism,nauzilus/prism,valorkin/prism,desertjim/prism,iamsowmyan/prism,jalleyne/prism,codedogfish/prism,mooreInteractive/prism,mAAdhaTTah/prism,iamsowmyan/prism,gibsjose/prism,iwatakeshi/prism,JustinBeckwith/prism,mcanthony/prism,alex-zhang/prism,CupOfTea696/prism,mAAdhaTTah/prism,jalleyne/prism,EpicTimoZz/prism,CupOfTea696/prism,danielberkompas/prism,jcsesecuneta/prism,nauzilus/prism,danielberkompas/prism,Golmote/prism,alex-zhang/prism,markcarver/prism,1st1/prism,codedogfish/prism,PrismJS/prism,zeitgeist87/prism,CupOfTea696/prism,byverdu/prism,uranusjr/prism,gibsjose/prism,alex-zhang/prism,Conaclos/prism,UnityTech/prism,mAAdhaTTah/prism,valorkin/prism,iwatakeshi/prism,nauzilus/prism,EpicTimoZz/prism,markcarver/prism,jcsesecuneta/prism,mcanthony/prism,zeitgeist87/prism,EpicTimoZz/prism,lgiraudel/prism,MakeNowJust/prism,byverdu/prism,byverdu/prism,zeitgeist87/prism,byverdu/prism,danielberkompas/prism,mcanthony/prism,iamsowmyan/prism,markcarver/prism,Golmote/prism,danielberkompas/prism,westonganger/prism,PrismJS/prism,zeitgeist87/prism,desertjim/prism,murtaugh/prism,Golmote/prism,aviaryan/prism,PrismJS/prism,chaosshen/prism,alex-zhang/prism,MakeNowJust/prism,MakeNowJust/prism,UnityTech/prism,desertjim/prism,codedogfish/prism,mAAdhaTTah/prism,aviaryan/prism,MakeNowJust/prism,RobLoach/prism,mAAdhaTTah/prism,codedogfish/prism,UnityTech/prism,valorkin/prism,jalleyne/prism,aviaryan/prism,apfelbox/prism,markcarver/prism,iwatakeshi/prism,MakeNowJust/prism,kwangkim/prism,mcanthony/prism,iamsowmyan/prism,chaosshen/prism,aviaryan/prism,lgiraudel/prism,segmentio/prism,manfer/prism,zeitgeist87/prism,kwangkim/prism,chaosshen/prism,JustinBeckwith/prism,PrismJS/prism,iamsowmyan/prism,jalleyne/prism,byverdu/prism,manfer/prism,alex-zhang/prism,westonganger/prism,danielberkompas/prism,Golmote/prism,RobLoach/prism,nauzilus/prism,CupOfTea696/prism,mcanthony/prism,desertjim/prism,markcarver/prism,codedogfish/prism,Golmote/prism,desertjim/prism,CupOfTea696/prism,1st1/prism,chaosshen/prism,murtaugh/prism,nauzilus/prism