cleaned up drawMaze function
cleaned up drawMaze function

stefan-j/codeworld,xwysp/codeworld,parvmor/codeworld,xwysp/codeworld,google/codeworld,venkat24/codeworld,xwysp/codeworld,tgdavies/codeworld,three/codeworld,Ye-Yong-Chi/codeworld,google/codeworld,tgdavies/codeworld,nomeata/codeworld,pranjaltale16/codeworld,nomeata/codeworld,venkat24/codeworld,three/codeworld,parvmor/codeworld,alphalambda/codeworld,d191562687/codeworld,Ye-Yong-Chi/codeworld,parvmor/codeworld,google/codeworld,d191562687/codeworld,nomeata/codeworld,pranjaltale16/codeworld,tgdavies/codeworld,stefan-j/codeworld,alphalambda/codeworld,alphalambda/codeworld,stefan-j/codeworld,Ye-Yong-Chi/codeworld,d191562687/codeworld,pranjaltale16/codeworld,three/codeworld,venkat24/codeworld