Revert "Added "make check" to Travis build"

This reverts commit 746ef3ab86e02fa02920b99a135367d5499aa71d.

"make check" is currently failing on earlier versions of the check library.
Disabling this until that can be fixed.
Added struct for AWS credentials
ENUM tidying
Added ENUM to specify AWS service
Defined "aws_endpoint" function within new "info" module
Empty implementation for new endpoints function.
Added first tests and parameter validation to endpoints function
Tests and implementation for endpoint function
Merge branch 'feature/info/endpoints'