Updated spec files for integration tests

examples/docs/README.md

spec/examples/README.md

spec/examples/abstract.schema.md

spec/examples/arrays.schema.md

spec/examples/complex.schema.md

spec/examples/constants.schema.md

spec/examples/custom.schema.md

spec/examples/deepextending.schema.md

spec/examples/definitions.schema.md

spec/examples/enums.schema.md

spec/examples/example.schema.md

spec/examples/examples.schema.md

spec/examples/extending.schema.md

spec/examples/extensible.schema.md

spec/examples/simple.schema.md

spec/examples/simpletypes.schema.md

spec/examples/stabilizing.schema.md

spec/lib/integrationTest.spec.js