0.1.0

• Changed nearly everything: REDONE to be usable for any API (@hiqsol)
• Added inversed relations (@hiqsol, @SilverFire)
• Added nested joinWith (@SilverFire)
• Changed api_url to base_uri (as in guzzle) (@SilverFire)
• Fixed code styling alot (@SilverFire, @tafid, @hiqsol)