#5 grammar fixing
     * compiling error fixed
     * ActualPars not used - warning never reduced
#6 added StatementList part
#7 fixed GlobalMethodDecl  and StatementAllList
     * now is posible to have none of methods or statements
#8 fixed if & while parts
#9 added
                 * EQUAL part & error reparation
                 * local arguments & error reparation
#10 - Syntax done, fix small errors.
         * semantics are under comments for further use
         * to be implemented