Error when used with project without package.json

```
Error: Project name could not be inferred. Please specify the `projectName` option.
at new Conf (/Users/ddelcore/.nvm/versions/node/v12.3.1/lib/node_modules/commitpal/node_modules/conf/index.js:70:11)
at main (/Users/ddelcore/.nvm/versions/node/v12.3.1/lib/node_modules/commitpal/bin/index.js:77:19)
at Object. (/Users/ddelcore/.nvm/versions/node/v12.3.1/lib/node_modules/commitpal/bin/index.js:147:1)
at Module._compile (internal/modules/cjs/loader.js:774:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:785:10)
at Module.load (internal/modules/cjs/loader.js:641:32)
at Function.Module._load (internal/modules/cjs/loader.js:556:12)
at Function.Module.runMain (internal/modules/cjs/loader.js:837:10)
at internal/main/run_main_module.js:17:11
```