Feature/scala 2.12

[alexflav23]

• Bumped a few obvious versions.
• Added Scala 2.12.6 support
• Moved files to correct directory structure to prevent confusing IDE.

[mingchuno]

Hi @alexflav23
This repo is no longer maintained (ower is missing). I have fork and published in here with all the pending enhancement in here.
https://github.com/mingchuno/aws-wrap
You can reopen your PR in my repo

[alexflav23]

@mingchuno I noticed in the interim, thank you for taking over this! I'll diff and see if any of my code is still a relevant improvement against your latest changes.

[mingchuno]

@alexflav23 I remember I have done 2.12.x support and various version update