Initial server settings validation
Merging upstream
Merge branch 'develop' of git://github.com/walmartlabs/hapi into feature/strict

Merging upstream
Adding validation for server settings
Merge branch 'develop' of git://github.com/walmartlabs/hapi into feature/strict

Merging upstream
Adding more server setting validation logic
Adding more validation settings
Merge branch 'develop' of git://github.com/walmartlabs/hapi into feature/strict

Merging upstream
Moving server schema validation into schema file
Merge pull request #528 from wpreul/feature/strict

Adding strict server settings option for validating settings