User settings factory is added
Upload handler uses ns_state
Get handler uses ns_state
Delete handler uses ns_state
Downloadinfo handler uses ns_state
Statistics handler uses ns_state
Unused code is removed
Merge branch 'feature-mds-347' into development
Build-deps: libmastermind-dev (>= 8.24.1)
Version up to 0.79.1
Merge branch 'release-0.79'