JFormula 3.0

News :

- replace or add any operators (unary,binary,ternary operands)
- '!' and '%' operators
- true and false symbols (uppercase or not) managed
- performance improvement for the OR, AND, IF THEN ELSE operators (lazy evaluation)
- The list type is managed inside a function
- 'in' operator for testing an element in a list
- The operators '+' and '-' works for list

Fixed : 

- Default precision for the high precision mode
