remove eraseall from skel-root, cuz it is build with bb

diff --git a/skel-root-apollo/bin/eraseall b/skel-root-apollo/bin/eraseall
deleted file mode 100755 (executable)
index 116d8ae..0000000
Binary files a/skel-root-apollo/bin/eraseall and /dev/null differ

diff --git a/skel-root-kronos/bin/eraseall b/skel-root-kronos/bin/eraseall
deleted file mode 100755 (executable)
index 116d8ae..0000000
Binary files a/skel-root-kronos/bin/eraseall and /dev/null differ

diff --git a/skel-root-nevis/bin/eraseall b/skel-root-nevis/bin/eraseall
deleted file mode 100755 (executable)
index 116d8ae..0000000
Binary files a/skel-root-nevis/bin/eraseall and /dev/null differ