Make apt-get update less noisy
Confirm with user that changes will be made

Needed as running apt-get silently may cause issues without any output.
Added a description
Added info about confirmation
Let users know where this file came from
Let users know where this file came from
Let users know where this file came from
Let users know where this file came from
Let users know where this file came from
Let users know where this file came from
Let users know where this file came from
Merge pull request #8 from inversesandwich/patch-1

Patch 1