Treat only true/false as boolean values as per YAML spec
Merge branch 'master' into bugs/boolean-values-as-per-yaml-spec-62810158

Conflicts:
	dist/raml-parser.min.js
Merge pull request #88 from raml-org/bugs/boolean-values-as-per-yaml-spec-62810158

Treat only true/false as boolean values as per YAML spec