[Cmake] Move effects11 library to external library usage

[fuzzard]

Description

Remove code that is not team kodi code, and use as any other lib

Motivation and context

Remove code that isnt ours from tree. Source lib from upstream and treat as any other external lib

How has this been tested?

Build win x64

What is the effect on users?

N/A

Screenshots (if appropriate):

Types of change

• Bug fix (non-breaking change which fixes an issue)
• Clean up (non-breaking change which removes non-working, unmaintained functionality)
• Improvement (non-breaking change which improves existing functionality)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that will cause existing functionality to change)
• Cosmetic change (non-breaking change that doesn't touch code)
• Student submission (PR was done for educational purposes and will be treated as such)
• None of the above (please explain below)

Checklist:

• My code follows the Code Guidelines of this project
• My change requires a change to the documentation, either Doxygen or wiki
• I have updated the documentation accordingly
• I have read the Contributing document
• I have added tests to cover my change
• All new and existing tests passed

[garbear]

Straightforward and removes 20K SLOC. What's not to love?

[fuzzard]

Linux failure unrelated (05:39:48 [ FAILED ] TestHTTPDirectory.IsStarted)