Version 1.2

The big change in this version are tests. In addition, there are some minor changes:

* Dry Incremental update - prints what changes
* token passing per envirement variable
* possibility to use repos without login/token

Merge branch 'MartinFechner-add-compatibility-for-non-expath-repos'

Merge branch 'MartinFechner-fixup-github-webhook'

Xml configuration (#3)

* switch to install xar from db

* add xml config

* config.xql changes

* switch to config:sm()

* switch to config:apikeys()

* switch to config:prefix()

* switch to config variables to functions

* fixing things

* add

* some changes

* some changes

Co-authored-by: dominik kuehne <domini.kuehne@gmail.com>

New version is 1.0.1

New version is 1.0.0

bugfix release v.1.0.2