fixed get-UICulture to work cross-platform
fixed get-UICulture to work cross-platform

jsoref/PowerShell,bmanikm/PowerShell,TravisEz13/PowerShell,bingbing8/PowerShell,KarolKaczmarek/PowerShell,bingbing8/PowerShell,bingbing8/PowerShell,bmanikm/PowerShell,jsoref/PowerShell,JamesWTruher/PowerShell-1,PaulHigin/PowerShell,KarolKaczmarek/PowerShell,daxian-dbw/PowerShell,KarolKaczmarek/PowerShell,kmosher/PowerShell,bmanikm/PowerShell,bmanikm/PowerShell,JamesWTruher/PowerShell-1,PaulHigin/PowerShell,daxian-dbw/PowerShell,JamesWTruher/PowerShell-1,bingbing8/PowerShell,kmosher/PowerShell,JamesWTruher/PowerShell-1,TravisEz13/PowerShell,jsoref/PowerShell,daxian-dbw/PowerShell,kmosher/PowerShell,daxian-dbw/PowerShell,jsoref/PowerShell,bmanikm/PowerShell,kmosher/PowerShell,PaulHigin/PowerShell,kmosher/PowerShell,TravisEz13/PowerShell,KarolKaczmarek/PowerShell,bingbing8/PowerShell,KarolKaczmarek/PowerShell,jsoref/PowerShell,TravisEz13/PowerShell,PaulHigin/PowerShell