Just like https://github.com/novacoin-project/novacoin/commit/baf80c26a2e7f1ba6061d63d174eff0a09111e6f
Github-Pull: #5494 Rebased-From: 15de949bb9277e442302bdd8dee299a8d6deee60
- add missing license headers - make compatible with Qt5 - enforce header cleanup style - small code style cleanups - rename Coin Control dialog into Coin Control Address Selection - use default font for the windows labels (no monospace)