DefaultArgParser: Better help text for -c
DefaultArgParser: Better help text for -c

See https://github.com/coala-analyzer/coala/issues/279

sudheesh001/coala,scriptnull/coala,yashtrivedi96/coala,jayvdb/coala,impmihai/coala,coala-analyzer/coala,JohnS-01/coala,djkonro/coala,meetmangukiya/coala,NalinG/coala,swatilodha/coala,damngamerz/coala,lonewolf07/coala,arjunsinghy96/coala,SambitAcharya/coala,RJ722/coala,jayvdb/coala,JohnS-01/coala,rimacone/testing2,sils1297/coala,AdeshAtole/coala,yland/coala,RJ722/coala,dagdaggo/coala,yashLadha/coala,sagark123/coala,FeodorFitsner/coala,Tanmay28/coala,stevemontana1980/coala,sils1297/coala,scottbelden/coala,NiklasMM/coala,aptrishu/coala,Shade5/coala,netman92/coala,Asalle/coala,vinc456/coala,NalinG/coala,dagdaggo/coala,scriptnull/coala,coala-analyzer/coala,impmihai/coala,sophiavanvalkenburg/coala,SambitAcharya/coala,AbdealiJK/coala,ayushin78/coala,incorrectusername/coala,scriptnull/coala,CruiseDevice/coala,abhiroyg/coala,arush0311/coala,rimacone/testing2,ayushin78/coala,arush0311/coala,aptrishu/coala,saurabhiiit/coala,karansingh1559/coala,SambitAcharya/coala,Tanmay28/coala,SambitAcharya/coala,shreyans800755/coala,mr-karan/coala,Tanmay28/coala,MariosPanag/coala,NalinG/coala,SanketDG/coala,MattAllmendinger/coala,arush0311/coala,tushar-rishav/coala,AbdealiJK/coala,Nosferatul/coala,MariosPanag/coala,vinc456/coala,RJ722/coala,sudheesh001/coala,lonewolf07/coala,tltuan/coala,djkonro/coala,tushar-rishav/coala,nemaniarjun/coala,CruiseDevice/coala,kartikeys98/coala,coala/coala,NalinG/coala,refeed/coala,SanketDG/coala,dagdaggo/coala,yashLadha/coala,Nosferatul/coala,Asalle/coala,d6e/coala,Tanmay28/coala,refeed/coala,abhiroyg/coala,refeed/coala,Uran198/coala,Balaji2198/coala,SambitAcharya/coala,NalinG/coala,ManjiriBirajdar/coala,sagark123/coala,andreimacavei/coala,SambitAcharya/coala,meetmangukiya/coala,AdeshAtole/coala,arjunsinghy96/coala,scriptnull/coala,damngamerz/coala,scottbelden/coala,shreyans800755/coala,sagark123/coala,d6e/coala,nemaniarjun/coala,Asalle/coala,Shade5/coala,karansingh1559/coala,yashLadha/coala,rimacone/testing2,yland/coala,sophiavanvalkenburg/coala,coala/coala,kartikeys98/coala,tltuan/coala,swatilodha/coala,Tanmay28/coala,shreyans800755/coala,swatilodha/coala,AbdealiJK/coala,ManjiriBirajdar/coala,incorrectusername/coala,sils1297/coala,scottbelden/coala,netman92/coala,tltuan/coala,MattAllmendinger/coala,sophiavanvalkenburg/coala,svsn2117/coala,mr-karan/coala,svsn2117/coala,yashtrivedi96/coala,rresol/coala,Balaji2198/coala,scriptnull/coala,SanketDG/coala,FeodorFitsner/coala,aptrishu/coala,vinc456/coala,AdeshAtole/coala,andreimacavei/coala,arafsheikh/coala,FeodorFitsner/coala,sudheesh001/coala,CruiseDevice/coala,tushar-rishav/coala,scriptnull/coala,andreimacavei/coala,arafsheikh/coala,kartikeys98/coala,Asnelchristian/coala,coala/coala,jayvdb/coala,mr-karan/coala,lonewolf07/coala,yland/coala,svsn2117/coala,Asnelchristian/coala,ayushin78/coala,Balaji2198/coala,NalinG/coala,Uran198/coala,NiklasMM/coala,nemaniarjun/coala,scriptnull/coala,rresol/coala,Tanmay28/coala,SambitAcharya/coala,Shade5/coala,saurabhiiit/coala,stevemontana1980/coala,impmihai/coala,arjunsinghy96/coala,NalinG/coala,Asnelchristian/coala,saurabhiiit/coala,MariosPanag/coala,meetmangukiya/coala,Nosferatul/coala,JohnS-01/coala,rresol/coala,Tanmay28/coala,incorrectusername/coala,netman92/coala,coala-analyzer/coala,djkonro/coala,NiklasMM/coala,arafsheikh/coala,yashtrivedi96/coala,karansingh1559/coala,Uran198/coala,stevemontana1980/coala,MattAllmendinger/coala,damngamerz/coala,Tanmay28/coala,ManjiriBirajdar/coala,abhiroyg/coala,d6e/coala