* feat(dynamic-branding) sdk customization

* feat(dynamic-branding) unsetDynamicBranding when we disconnect

* feat(dynamic-branding) added branding colors to conference

* feat(dynamic-branding) extracted logger to its own file

* feat(dynamic-branding) reverted style change

* feat(dynamic-branding) unset branding if connection failed

* feat(dynamic-branding) removed index.js, updated imports, added ImageBackground component

* feat(dynamic-branding) created logger feature object

* feat(dynamic-branding) moved brandingStyles to mapStateToProps, used SvGUri

* feat(dynamic-branding) created BrandingImageBackground component, fixed styles

* feat(dynamic-branding) moved BrandingImageBackground to dynamic-branding feature

* feat(dynamic-branding) fixed linter

* feat(dynamic-branding) added style comment

React Native doesn't define __filename nor __dirname so do it artisanally. In
addition, this helps with centralizing the configuration passed to loggers.