Obj-C error when trying to Init
### How did it happen?
1. Installed plugin
2. Advanced > Init git repo
3. Alert: "Error: An Obj-C exception occurred."


### Error log

```
{
	"nativeException": {},
	"line": 195,
	"column": 37,
	"sourceURL": "/Users/calum/Library/Application Support/com.bohemiancoding.sketch3/Plugins/Git.sketchplugin/Contents/Sketch/Init.js"
}
```