Cleaning Monitoring module code
Implementation of move up/down a simulation function
Change ware items background colors

* Added a differentiated background color to item widgets
* Added the default background color to param widgets
Creation of a new set of buttons

* Renamed BuidlerListToolBox to BuilderButtonBox
* Created a new derived class of BuilderButtonBox
* Used the newly created buttons set in wareset items and mapview layers
Implementation of move up/down an observer
Deactivation of first up and last down button
Minor design changes
Change of Model global parameters display
Add of ability to add a custom function parameter

* Added ability to add a parameter for a simulation function, that is not in the signature list of parameters