Added tests for Request.path_shift()
Added tests for Request.path_shift()

adragomir/bottle,mrdon/bottle,hayate/bottle,samstav/bottle,xsank/bottle,StdioA/bottle,AWFU/bottle,AWFU/bottle,ListFranz/bottle,wangjun/bottle,mrdon/bottle,myzhan/bottle,catroot/bottle,adragomir/bottle,wangjun/bottle,StdioA/bottle,kevintaw/bottle,kevinmel2000/bottle,khirayama/bottle,kevinmel2000/bottle,taisa007/bottle-ja,fkazimierczak/bottle,enzzc/bottle,bottlepy/bottle,Kjuly/bottle,SmithSamuelM/bottle,ericfrederich/bottle,ericfrederich/bottle,prologic/bottle,hayate/bottle,fkazimierczak/bottle,prologic/bottle,SmithSamuelM/bottle,Inndy/bottle,hkmshb/bottle,taisa007/bottle-ja,oz123/bottle,oz123/bottle,samstav/bottle,enzzc/bottle,gaotongfei/bottle,defnull/bottle,ifduyue/bottle,adampresley/bottle,CentricWebEstate/bottle,adampresley/bottle,catroot/bottle,kevintaw/bottle,CentricWebEstate/bottle,mefyl/bottle,hkmshb/bottle,mefyl/bottle,ListFranz/bottle,myzhan/bottle,ifduyue/bottle,SamuelMarks/bottle,Kjuly/bottle,gaotongfei/bottle,khirayama/bottle,SamuelMarks/bottle,bottlepy/bottle,Inndy/bottle,adragomir/bottle,defnull/bottle