Fix the graphical issue when coming back in hub from lost palazzo
(hearts were displayed out of their containers the time life come to good val)
Changed the rupee bag variant when entering hub, add 2 new type of purse (Fix #2)
Merge branch 'master' of https://github.com/Renkineko/solarus-nrfh
Skeleton of the monty hall game
Fix pause menu, new rupee counter and preparation for monty hall

* Fixed a bug with the pause menu when you had one of the two last rupee
bag : the sprite wasn't good
* Changed the rupee counter, now the step of rupee displayed is
dynamically changed switch the difference between the displayed amount and
the remaining amount to add
* Added the sensors and teleporter for monty hall
Monty Hall puzzle WIP

A very big bug before to continue : the reward is never set, and
impossible to understand why.