updated test and schema
updated test.js
Merge pull request #1 from moniker001/tests

Tests
Added schema for gtype and gsrel
Added tests for gtype and gsrel
added validation for key and utts
added validation for key and utts
Update schema.js
updated utts validation
Merge branch 'tests' of https://github.com/moniker001/ldp-valid into moniker001-tests
cleanup and refactoring
fix spacing
committing changes in utt