- fix apxs - write httpd-config; make apxs use it.
  bugs:
    177729
    160366, 167552, 167557
- investigate whether apache really refuses to start with no vhosts configured.
- investigate #89867
- debconf for ssl-certificate-make system.
  bugs:
    178322
- debconf for apache2
  bugs:
    1778737, 178431, 179012(ish)
- 
