Upgrade projects to newer versions and improve the structure. Fixes #94
Merge branch 'master' of https://www.github.com/ProgTrade/nUpdate
Merge into master
Update version to v3.3.1
Merge branch 'release/v3.3'
Merge branch 'release/v3.2.1'
Merge branch 'release/v3.2'
Merge branch 'release/v3.1.8'
Merge branch 'release/v3.1.2'
Merge branch 'release/v3.1'