Enable javascript editor font configuration.

[thisispaco]

Expose UIConstants font parameters to the administrator configuration to be able to change font size and type.

// fonts
public static final String MONOSPACED_FONT_NAME = SystemUtils.IS_OS_MAC ? "Courier" : "Monospaced";
public static final Font TEXTFIELD_PLAIN_FONT = new Font("Tahoma", Font.PLAIN, 11);
public static final Font TEXTFIELD_BOLD_FONT = new Font("Tahoma", Font.BOLD, 11);
public static final Font BANNER_FONT = new Font("Arial", Font.BOLD, 36);
public static final Font DIALOG_FONT = new Font("Dialog", Font.PLAIN, 12);
public static final Font MONOSPACED_FONT = new Font(MONOSPACED_FONT_NAME, Font.PLAIN, 12);