0.8.0: fix: Some small fixes of issues discovered after packaging

doc:
- indicate to use the --config option for the validator
- add missing section about group definition

etc: remove useless logging.conf file
api: group api calls avoid redirect

Change-Id: I115a55e5d05f4618249d4914d8fb07c04aacef67

0.7.2: ui: Reworked Author Committer display

Change-Id: I3df9d7b00b87220f9ef9dc4213a97a5ea6d99e9e

0.7.1: Fix asset fetcher for dir rights and indexer config arg

Change-Id: I2af3d9fd0ebfb39788536f76e074ea6ff50c31ed