Unify pony_realpath() behaviour for trailing slashes across platforms
Unify pony_realpath() behaviour for trailing slashes across platforms

boemmels/ponyc,CausalityLtd/ponyc,mkfifo/ponyc,Theodus/ponyc,lukecheeseman/ponyta,sgebbie/ponyc,influx6/ponyc,Praetonus/ponyc,kulibali/ponyc,darach/ponyc,kulibali/ponyc,Perelandric/ponyc,dipinhora/ponyc,jupvfranco/ponyc,CausalityLtd/ponyc,pap/ponyc,gwelr/ponyc,mkfifo/ponyc,dckc/ponyc,cquinn/ponyc,Praetonus/ponyc,darach/ponyc,jonas-l/ponyc,boemmels/ponyc,dckc/ponyc,dipinhora/ponyc,ponylang/ponyc,gwelr/ponyc,jemc/ponyc,mkfifo/ponyc,jonas-l/ponyc,jemc/ponyc,CausalityLtd/ponyc,pap/ponyc,jupvfranco/ponyc,ryanai3/ponyc,shlomif/ponyc,cquinn/ponyc,jupvfranco/ponyc,mkfifo/ponyc,shlomif/ponyc,sgebbie/ponyc,Theodus/ponyc,sgebbie/ponyc,malthe/ponyc,sgebbie/ponyc,boemmels/ponyc,jemc/ponyc,lukecheeseman/ponyta,ryanai3/ponyc,malthe/ponyc,boemmels/ponyc,cquinn/ponyc,kulibali/ponyc,mkfifo/ponyc,ponylang/ponyc,malthe/ponyc,doublec/ponyc,Praetonus/ponyc,malthe/ponyc,Perelandric/ponyc,Perelandric/ponyc,pap/ponyc,doublec/ponyc,boemmels/ponyc,sgebbie/ponyc,Theodus/ponyc,jupvfranco/ponyc,lukecheeseman/ponyta,Theodus/ponyc,cquinn/ponyc,Perelandric/ponyc,Theodus/ponyc,ponylang/ponyc,dipinhora/ponyc,ryanai3/ponyc,darach/ponyc,jupvfranco/ponyc,doublec/ponyc,influx6/ponyc,Praetonus/ponyc,Perelandric/ponyc,kulibali/ponyc,jonas-l/ponyc