Add tests for removal of aliases
Add tests for removal of aliases

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