Revert "add 5.7 firmware key"

This reverts commit c46e01196dcdd15a5b149cc3e31820e13318ee8e.
Revert "5.7 packages key"

This reverts commit 18bc2f34fbbce52a70fbe6a01397a838a4c764dc.
Revert "5.7 base key"

This reverts commit b4f91a509a25d104aecdc22228c2c1ecfc4696db.
Fixup 77b92b8f51b569da29f786b8d562e98bbdb578b9
Need libressl here.
Revert "Add tradcpp 0.4, a standalone traditional whitespace preserving cpp"

This reverts commit ae5c4e2e17b64225c01c73f70c1321c112c93ea7.
Revert "descend into tradcpp"

This reverts commit 8964d69860edaeb6d6e93c90ad83a25d07694586.
Need libressl here.
remove tradcpp