Improved contribution guidelines
Improved contribution guidelines

Using new lines other than Unix-style (\n) is no longer accepted and will cause an immediate reject.

Furthermore I've improved details on indentation, causing a lot of confusion lately.

MenesesEvandro/WCF,WoltLab/WCF,NBZ4live/WCF,WoltLab/WCF,MeinAccount/WCF,PhrozenByte/WCF2,Cyperghost/WCF,Morik/WCF,0xLeon/WCF,WoltLab/WCF,Cyperghost/WCF,cashcat/WCF-1,joshuaruesweg/WCF,ramiusGitHub/WCF,NBZ4live/WCF,WoltLab/WCF,PhrozenByte/WCF2,MeinAccount/WCF,Cyperghost/WCF,SoftCreatR/WCF,0xLeon/WCF,Morik/WCF,Cyperghost/WCF,SoftCreatR/WCF,Cyperghost/WCF,MenesesEvandro/WCF,joshuaruesweg/WCF,SoftCreatR/WCF,ramiusGitHub/WCF,SoftCreatR/WCF,0xLeon/WCF,Morik/WCF,joshuaruesweg/WCF,cashcat/WCF-1,Morik/WCF