GCD branch merger master issue - all repositories

[alexatstariongroup]

Master checklist:

• Release last non-GCD SDK - version 8.2.0 - PR: Version 8.2.0 - DO NOT MERGE COMET-SDK-Community-Edition#225
• Rebase and Prepare SDK GCD branch for merger - version 9.0.0 - PR: GCD PR For Nuget - DO NOT MERGE COMET-SDK-Community-Edition#210
• Merge and release version 9.0.0 SDK
• Rebase and Prepare WebServices GCD branch for merger - PR: GCD PR- DO NOT MERGE COMET-WebServices-Community-Edition#251
• Update server version to new release (7.1.0?)
• Retarget SDK to released version
• Merge and release WebServices 7.1.0
• Release docker containers WebServices 7.1.0
• Rebase and Prepare IME GCD branch for merger - PR: All GCD features and implementations. For seperate commits see GCD branch - DO NOT MERGE #1012
• Retarget IME to released SDK
• Verify IME new version (10.0.0.0)
• Merge IME into development
• Create RC
• Validation testing
• Release version 10
• Retarget GCD plugin SDK
• Release GCD plugin new version