deff doesn't support continuation dots in the body of the code

Reported by Enrico SEGRE

-- Bug description --


deff doesn't support continuation dots in the body of the code


-- Scilab error message --


-->deff("foo()",["a=1+.." "1"])
a=1+..
     !--error 2 
invalid factor
at line       2 of function foo called by :  
deff("foo()",["a=1+.." "1"])


-- How to reproduce the bug --


deff("foo()",["a=1+.." "1"])