Vartan Benohanian 78dc97a8d5 Make DefaultClient a method that returns the global default client ...

I made this a method to prevent other users from reassigning the
previously exported DefaultClient, e.g. doing something like:

```go
reddit.DefaultClient = nil
```

Signed-off-by: Vartan Benohanian <vartanbeno@gmail.com>

2020-11-01 22:25:13 -05:00

..

main.go

Make DefaultClient a method that returns the global default client

2020-11-01 22:25:13 -05:00