Netflix shows only black and white videos

*I'm submitting a ...*
- [x] bug report
- [ ] feature request
- [ ] support request

## General infomration

### Prerequisites

* [X] Are you running the latest version?
yes
### Description
Some content shows in black and white only

### Steps to Reproduce

1. [First Step]
2. [Second Step]
3. [and so on...]

**Expected behavior:** Full color

**Actual behavior:** Black and white

## Context (Environment)
### Installation

* [X] I installed the plugin via zip from the Releases page
* [ ] I´m using the Netflix Repo
* [ ] I´m using a different source (Please tell which)

### Operating System

* [ ] Linux (x86/x64)
* [ ] OSX (x86/x64)
* [ ] Windows (x86/x64)
* [X] Linux (ARM)
* [ ] Android

#### Additional informatin on the environment

Kodi on Xbian with all updates

The report names no source file, test, or concrete reproduction steps; begin by reproducing the black-and-white playback on Kodi running on Xbian/Linux ARM and inspect the plugin's video-playback entry points. Done means identifying a reproducible cause and confirming that affected Netflix content displays in full color.

Written by the indexing model from the issue text.