Conflicts:
	software/slaprunner/schema.json
	software/slaprunner/software.cfg.json

also use the explicit version of nginx-dav-ext-module.
also remove too old nginx-unstable.

stop using quite old setuptools in slapos itself, because many eggs already drop python 2.4/2.5 support.

 Removed local Ploting (use renderjs)
 Remove Password need, use a big hash on the URL Instead
 Fix rsync call to collect the logs.
 Several minor improvements

apache-frontend: Update TODO

also fix includedir and Libs in libffi.pc.