added links for apigee dropdown menu
Guard against invalid responses
Update version of NPM package
2.0.53
Update version of NPM package for Apigee-127
2.0.54
Merge pull request #121 from MMux/branding

Add links for apigee dropdown menu
Update version of NPM package
2.0.55
Update version of NPM package for Apigee-127
2.0.56
Merge branch 'master' of github.com:wordnik/swagger-editor