Refactor host_common into pshost static lib
Refactor host_common into pshost static lib

For reuse by psrp provider

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