Fixed build.bat so it works correctly when the repository has been checked out into a folder whose name contains one or more spaces.
Fixed build.bat so it works correctly when the repository has been checked out into a folder whose name contains one or more spaces.

7sharp9/fsharp,mafiya69/fsharp,rojepp/FSharp.Compiler.Service,sergey-tihon/FSharp.Compiler.Service,ncave/FSharp.Compiler.Service,directhex/fsharp,rolfbjarne/fsharp,sergey-tihon/FSharp.Compiler.Service,Heather/fsharp,wk-j/fsharp,alfonsogarciacaro/FSharp.Compiler.Service,dsyme/FSharp.Compiler.Service,fsharp/fsharp,In2TheWild/fsharp,0x53A/FSharp.Compiler.Service,matthid/FSharp.Compiler.Service,BillHally/FSharp.Compiler.Service,sergey-tihon/FSharp.Compiler.Service,enricosada/fsharp,Jand42/FSharp.Compiler.Service,mafiya69/fsharp,yever/FSharp.Compiler.Service,alfonsogarciacaro/FSharp.Compiler.Service,fsharp/fsharp,alexischr/fsharp,rneatherway/FSharp.Compiler.Service,alexischr/fsharp,matthid/FSharp.Compiler.Service,cloudRoutine/FSharp.Compiler.Service,vasily-kirichenko/FSharp.Compiler.Service,wk-j/fsharp,dsyme/FSharp.Compiler.Service,vasily-kirichenko/FSharp.Compiler.Service,matthid/FSharp.Compiler.Service,Jand42/FSharp.Compiler.Service,cloudRoutine/FSharp.Compiler.Service,alexischr/fsharp,ncave/FSharp.Compiler.Service,directhex/fsharp,0x53A/FSharp.Compiler.Service,rojepp/FSharp.Compiler.Service,fsharp/fsharp,dsyme/FSharp.Compiler.Service,Heather/fsharp,jeroldhaas/FSharp.Compiler.Service,rojepp/FSharp.Compiler.Service,eloraiby/fsharp,cloudRoutine/FSharp.Compiler.Service,forki/FSharp.Compiler.Service,Jand42/FSharp.Compiler.Service,alfonsogarciacaro/FSharp.Compiler.Service,ncave/FSharp.Compiler.Service,forki/FSharp.Compiler.Service,rolfbjarne/fsharp,bleis-tift/FSharp.Compiler.Service,forki/FSharp.Compiler.Service,rneatherway/FSharp.Compiler.Service,yever/FSharp.Compiler.Service,forki/fsharp,enricosada/fsharp,vasily-kirichenko/FSharp.Compiler.Service,0x53A/FSharp.Compiler.Service,BillHally/FSharp.Compiler.Service,7sharp9/fsharp,In2TheWild/fsharp,jeroldhaas/FSharp.Compiler.Service,eloraiby/fsharp,forki/fsharp,bleis-tift/FSharp.Compiler.Service