ConstantExpression: standardizes parms' order in constructor

Fixing also a warning of deprecated conversion on line 255.
StackedSymbol: useless line data in constructor
StackedSymbol: useless line in push method
Parameter: removing useless parm

Maybe this class will be erased in future because do not add
new behaviour.
Action: removing useless parm

Maybe this will be erased in future because do not add a new behaviour.
Array: removing useless data
Symbol: removing add function from here

Because just Expression uses the add function, I am removing it from
Symbol class.
Symbol: fixing tests

Fixing the wrong line code wrote in checked file...