Hostlist

Added
* improved web-overview for available services
* web-hostlist no based on ansible-cmdb: https://github.com/fboender/ansible-cmdb

Added
* config var to ignore failed checks

Added
* add /list page in daemon with a table of hosts
* type annotations for mypy

Changed
* Use groups for need_*, gen_* instead of hardcoded variables

Fixed
* in consistency check on yml input, not synced hostlist
* have daemon continue running also when git pull fails

Added
* output information about hosts, when given as arguments to buildfiles
* can give hostname or group as argument
* multiple arguments are allowed (combined via or)
* output verbosity can change from
* `-q`: only list of hostnames
* default: hostnames and groups
* `-v`: all information on hosts including all variables

Added
* daemon (hostlist-daemon)
* distribute inventories via http(s)
* Dockerfile to run the daemon
* pulls repo updates and caches result
* http basic/digest authentication
* allow to set groups (via variable `groups` as a list of strings)
* more tests, work with py.test

Changed
* remove deploy code
* remove `build` directory, copying files replaced by http daemon
* remove flag `--stdout`, this is now default when running buildfiles with a service argument
* no explicit checks during DNSVS sync, rely on internal consistency checks

Fixed
* Failure to update changing IPs on sync with DNSVS in the diff part

Added
* proper python package
* first version on pypi
* use flit for packaging