refresh() throwing "Before start of result set" #34

Describe the Bug
A call to refresh is throwing an exception with the message "Before start of result set". It's likely that it's missing a call to next() before data is retrieved

To Reproduce
Steps to reproduce the behavior:

1. Fetch a model
2. Call .refresh() on it

Expected behavior
The model get refreshed with the current data in the database

Environment Information:

• Java Language Level 8
• Version 1.0.1