Update CHANGELOG for 2.17.

Update the CHANGELOG for 2.16.

Update CHANGELOG.

Update the CHANGELOG.

Add `g_monsterfootsteps` to the CHANGELOG.

Update the CHANGELOG for version 2.12.

Update the CHANGELOG for 2.11.

Fix off by one in Info_SetValueForKey(). Found by ASAN.

Update the CHANGELOG for version 2.09.

Update CHANGELOG for 2.08.