Revert "Add x86_64 toolchains"

This reverts commit 323fac7043ab0b15d8ac18bf2f3b2c4ece1a4241.
Revert "Add new projects - iputils, studio/cloud"

This reverts commit 1452e23082bf41e32119aee724b411c6b0ac3e20.
Revert "New projects for telephony and prebuilt python"

This reverts commit 763d6e9982a09a07eb84b50af3fb6b9033511ae5.
Revert "Add idea projects"

This reverts commit cdcb9209319150ea9da478691376b5f2e38ad956.