define iterate(s::LaTeXString) (#24)

Author: carstenbauer

src/LaTeXStrings.jl

@@ -61,6 +61,7 @@ Compat.firstindex(s::LaTeXString) = Compat.firstindex(s.s)
 Compat.lastindex(s::LaTeXString) = Compat.lastindex(s.s)
 @static if isdefined(Base, :iterate)
     Base.iterate(s::LaTeXString, i::Int) = iterate(s.s, i)
+    Base.iterate(s::LaTeXString) = iterate(s.s)
 else
     Base.start(s::LaTeXString) = start(s.s)
     Base.next(s::LaTeXString, i) = next(s.s, i)