Refactor routes
Remove function `resetInvestiments()`
Add methods for reseting

- Add method for reseting Investements

- Add method for reseting Investitors

- Add method for reseting Checkpoing
Refactor unnused vars from Ctrl
Add calls for reset functions

- Add anonymous function to call reset methods 

- Add call in `load_board` from reseting `Investments` and `Investitors`.