added oot to xcode project
Made update a per class operation
Put update op in function
Added option to update all classes whose JSON reps are in the json directory specified in properties
Added oot method for class method creation
project changes
Added methods block to JSONs and adding a method now updates that block
changed how methods are overridden in jsons
Adding a method now correctly updates JSON. Method adding involves the full method signature e.g. void* method_name(void* arg1, const float* arg2)