3.0.0-RC4

Full Changelog

Fixed bugs:

• Responder run displayed as Analyzer run #207
• docker version of cortex breaks when you don't create a user immediately #204
• Login error after Cortex upgrade to 3 #199
• Yara analyzer configuration dialog broken #134

Closed issues:

• docker version of cortex prints a lot of errors for auth failures #205
• dockerhub sample uses the wrong port #203
• Custom Responder not showing up in Responders Config Tab #201
• Can't enable some "free" Analyzers #200