Added travis build file
Validate for empty resource type and trait names and report an error with better message
Added test script
Update README.md
Merge pull request #71 from raml-org/bugs/validate-for-empty-trait-and-resource-type-names

Validate for empty resource type and trait names and report an error with better message
Merge branch 'master' into bugs/allow-HTTP-methods-from-RFC2616-and-RFC5789-as-per-spec

Conflicts:
	dist/raml-parser.js
	dist/raml-parser.min.js
	test/specs/validator.js