Merge pull request #43 from Mario-S/2.2

2.2
Merge pull request #44 from Mario-S/2.2

2.2
Merge pull request #45 from Mario-S/2.2

2.2
Create MonologFXButton_fr_FR.properties
Create MonologFXButton_it_IT.properties
Merge pull request #46 from deamn/2.2

2.2 - Merged FR/IT i18n files into MonologFX (Button).
experimental centering of map
centered when zooming out with scroll wheel
moved method to centre the map and added check if the map is within the application window
parse alternates before the default
Merge branch '2.2' of https://github.com/JFXtras/jfxtras-labs.git into MapCentring
changed interface and implementation for tile renderer added new method to check if map is with boundaries, still todos