Add main app file

The most complicated code ever.
Second line.
Better message
Add a 'from' to the message.
Gyros
Merge branch 'start-main-app-file' of https://github.com/thessaloniki/superniceapp into start-main-app-file
Resolve conflicts in README
Merge pull request #1 from thessaloniki/start-main-app-file

Add main app file