[TASK] Raise version to 12.1.1

[TASK] Provide sponsoring information for TER

[TASK] Raise version to 11.2.0

[TASK] Raise version to 11.1.0

[TASK] Prepare release as stable 11.0.0

[TASK] Raise version to 10.4.6

[TASK] Raise version to 10.4.5

[TASK] Raise version to 10.4.4

[TASK] Raise version to 10.4.3

[TASK] Raise version to 10.4.2