Update generator-yeoman to 0.17
Task styles depend on wiredep
fix: Use "del" module instead of "gulp-rimraf"
fix: For "del" is not a gulp plugin.
fix: Correct var name.
Fix misc
Use .yo-rc.json
Merge pull request #72 from tommyfok/use-del-module

Use "del" module instead of "gulp-rimraf".
Merge pull request #73 from eleven-labs/update-generator-yeoman

Update generator yeoman & use .yo-rc.json