User:PilzAdam/Common drop

• Move all common mods to minetest_game
• Remove common_mods from game.conf in minetest_game
• Move the bones mod from survival to minetest_game
• Revert the following commits in the engine:
  • https://github.com/minetest/minetest/commit/0747c285cd383925f94268259ef0f0693e2d3439
  • https://github.com/minetest/minetest/commit/b6dcadeb796db23310a3b7b43b75f1b11287bc8d
  • https://github.com/minetest/minetest/commit/0a568a6037a6e97ffff747fbb7bcb04d0f9c4b16
  • https://github.com/minetest/minetest/commit/1a5dcfd0c879ab5315b35de49ded26b93f83b45e
  • https://github.com/minetest/minetest/commit/adc52f3f3c041e5914f665b6f96d07f49bbb6487
• Update Launchpad to not include survival, build and common anymore
• Write something to the Changelog

Later:

• Revert this commit: https://github.com/minetest/minetest/commit/306d1ab866a3ce820e95f4faf805684cd4122ae4