Version update to 1.4.2 , open for Portugal.

1. Added Portuguese and opened region for Portugal.

1. Added description of gem menu.

1. Updated research menu ui.

1. Fixed an error that tutorial isn't able to re-display 2nd time.

1. Fixed an incorrect food value on map menu.

1. Fixed an error that fail must be triggered as destroying of other map zone.

1. Fixed an incorrect territory menu.

1. Modified increase trap size.

1. Modified the way to disable message menu, and the hint.

1. Modified unit menu.