Things to be done pre-branching:
* Make libtool export symbol lists generated by configure (maybe?)
+* finish rxosd support
Things to be removed from 1.8 post-branch:
* `src/rxgk`; it is not going to be usable in 1.8
+* `src/mcas`; it is not going to be usable in 1.8
Things to be removed from master post-branch:
`tbudb` and/or `tbutc` are ready.
* push to empty out libutil as much as possible.
* rip out LWP support
-* it is tempting to remove kauth, but probably not possible.
+* it is tempting to remove kauth, but probably not possible due to agreements with IBM.