Caging the clockwise_equals_push to clockwise_equals_forward and adapt fast/slow forward/backward bbutton for them to really work with this new feature

Add a getter to update the limit switch right when it et pressed/released and do not clutter the web_loop

-Add 2 attributes to syringefilled : throughput (boolean to kwow if we
work with vol/duration or vol/trhoughput) and update_remaining_volume (a boolean to know when we have to update the remaining volume
-Fix conversions methods of syringe_filled
-fix start_exchange method of syringe_filled
-add graphical interface for the two new attributes
-add a ne button to load syringe database

Delete some reset_position we don't need anymore due to mo_to_mm and move_to_mm_limi_switch distinction (in motor class)

Using lamda functions to match our new ESPUI modifications (which includes deletion of void* parameters in callbacks methods)

Create a Web class with everything static (that is not a problem because we only need one instance of this class