Change Details

In GUI mode, display a warning. In Bot mode, stop bot with an error message, unless a specific argument is given in the command line.

In order to prepare the code migration to Java 8, the GUI should display a warning to the user if he's still using Java 7.

In GUI mode, display a warning. In Bot mode, stop bot with an error messageIn order to prepare the code migration to Java 8, unless a specific argument is given in the command linethe GUI should display a warning to the user if he's still using Java 7.