Add Support for Multiple AWS Accounts

[cregev]

What would you like to be added:
Add Support for Multiple AWS Accounts
Why is this needed:
We need to show multiple AWS accounts via the UI.

[zerolaser]

we definitely need this feature. lot of teams isolate their production account from the non-production. it would be nice to see them all at one place.

[cregev]

Hi @zerolaser ,
We are planning to work on this in the near future as this feature is really important for companies with multiple accounts.