Rebased the following patches:

* 0001-properly-fix-wget-https-support.patch
* 0006-ping-make-ping-work-without-root-privileges.patch
* 0012-udhcpc-Don-t-background-if-n-is-given.patch

Also removed patches which were already applied upstream.

No significant changes were made to the busybox configuration.

fixes #11709

fixes #11699