Added the About window to the aboutButton.
Added the AboutWindow to display information about this software. This window is not tested since it's almost only UI.
Changed the aboutButton behavior: now the InfoWindow does not close anymore when the AboutWindow is opened. This could be unexpected by the user.
Added/modified the setSize tests since this made problems with JUnit (sometimes the related test failed even if the code was working and nothing changed).
Added/modified the setSize tests since this made problems with JUnit (sometimes the related test failed even if the code was working and nothing changed).
Added a fix to load the config only when the file is not already there.
Added a regex search-and-replace plugin to Maven so that the current client version will be compiled to the build.
Improved the AboutWindow.
Changed the order of the buttons.
Corrected a few design things...