Upload Travis CI packages to AWS
Upload Travis CI packages to AWS

We need to cd into tools so that the downloaded PowerShell package isn't
subsequently uploaded to AWS.

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