appveyor.yml: Appveyor clean up the PATH setting
appveyor.yml: Appveyor clean up the PATH setting

change `appveyor.yml` for better readibility
so that python paths are added in one line
and Java paths are added in the next line

Fixes https://github.com/coala-analyzer/coala/issues/1334

dagdaggo/coala,AdeshAtole/coala,arjunsinghy96/coala,tltuan/coala,sils1297/coala,yashtrivedi96/coala,arafsheikh/coala,saurabhiiit/coala,coala-analyzer/coala,aptrishu/coala,yland/coala,lonewolf07/coala,ManjiriBirajdar/coala,Asalle/coala,vinc456/coala,karansingh1559/coala,svsn2117/coala,AbdealiJK/coala,AbdealiJK/coala,Uran198/coala,kartikeys98/coala,d6e/coala,MariosPanag/coala,arjunsinghy96/coala,netman92/coala,arafsheikh/coala,NalinG/coala,tushar-rishav/coala,scriptnull/coala,NalinG/coala,NiklasMM/coala,sagark123/coala,tushar-rishav/coala,SanketDG/coala,NiklasMM/coala,Asnelchristian/coala,MattAllmendinger/coala,SambitAcharya/coala,Uran198/coala,impmihai/coala,mr-karan/coala,CruiseDevice/coala,impmihai/coala,rimacone/testing2,sagark123/coala,yland/coala,d6e/coala,vinc456/coala,sudheesh001/coala,AdeshAtole/coala,kartikeys98/coala,NalinG/coala,scriptnull/coala,yashLadha/coala,SambitAcharya/coala,scriptnull/coala,aptrishu/coala,rresol/coala,dagdaggo/coala,MariosPanag/coala,rimacone/testing2,coala/coala,coala-analyzer/coala,scottbelden/coala,Asalle/coala,shreyans800755/coala,scriptnull/coala,djkonro/coala,ayushin78/coala,AbdealiJK/coala,arush0311/coala,svsn2117/coala,meetmangukiya/coala,NalinG/coala,kartikeys98/coala,RJ722/coala,NalinG/coala,yashLadha/coala,SambitAcharya/coala,swatilodha/coala,damngamerz/coala,sudheesh001/coala,lonewolf07/coala,refeed/coala,JohnS-01/coala,stevemontana1980/coala,refeed/coala,sophiavanvalkenburg/coala,arjunsinghy96/coala,Uran198/coala,netman92/coala,SanketDG/coala,ayushin78/coala,ayushin78/coala,AdeshAtole/coala,arush0311/coala,MattAllmendinger/coala,NalinG/coala,sophiavanvalkenburg/coala,dagdaggo/coala,SambitAcharya/coala,MariosPanag/coala,damngamerz/coala,abhiroyg/coala,scottbelden/coala,impmihai/coala,Nosferatul/coala,jayvdb/coala,shreyans800755/coala,Asnelchristian/coala,NalinG/coala,CruiseDevice/coala,sils1297/coala,RJ722/coala,Shade5/coala,Asalle/coala,rimacone/testing2,stevemontana1980/coala,yashtrivedi96/coala,nemaniarjun/coala,sophiavanvalkenburg/coala,SambitAcharya/coala,refeed/coala,RJ722/coala,karansingh1559/coala,yland/coala,swatilodha/coala,arush0311/coala,incorrectusername/coala,SanketDG/coala,coala/coala,vinc456/coala,ManjiriBirajdar/coala,SambitAcharya/coala,Nosferatul/coala,aptrishu/coala,swatilodha/coala,sudheesh001/coala,djkonro/coala,meetmangukiya/coala,jayvdb/coala,SambitAcharya/coala,damngamerz/coala,mr-karan/coala,tushar-rishav/coala,mr-karan/coala,tltuan/coala,Balaji2198/coala,yashtrivedi96/coala,coala/coala,Shade5/coala,rresol/coala,coala-analyzer/coala,jayvdb/coala,NiklasMM/coala,svsn2117/coala,lonewolf07/coala,abhiroyg/coala,stevemontana1980/coala,scriptnull/coala,Balaji2198/coala,saurabhiiit/coala,d6e/coala,meetmangukiya/coala,karansingh1559/coala,shreyans800755/coala,scriptnull/coala,rresol/coala,scottbelden/coala,scriptnull/coala,sils1297/coala,djkonro/coala,arafsheikh/coala,Balaji2198/coala,incorrectusername/coala,nemaniarjun/coala,JohnS-01/coala,JohnS-01/coala,MattAllmendinger/coala,sagark123/coala,nemaniarjun/coala,ManjiriBirajdar/coala,Nosferatul/coala,CruiseDevice/coala,abhiroyg/coala,saurabhiiit/coala,incorrectusername/coala,Asnelchristian/coala,netman92/coala,Shade5/coala,yashLadha/coala,tltuan/coala