Getting error in KONGA UI saying 'size must be an integer between 1 and 1000'

[Macchha]

@pantsel We're getting error for every GET request. ``` debug: KongProxyController:req.method GET debug: KongProxyController:req.url /services?size=4294967295 debug: KongProxyController:entity services debug: Kong admin url => http://kong:8001 error: KongProxyController request error { name: 'invalid size', message: 'size must be an integer between 1 and 1000', code: 9 }

Kong Version: latest(2.0.4)

[Macchha]

Duplicate #288