Fix XMLElement printing

Author: garborg

src/document.jl

@@ -116,4 +116,4 @@ function Base.string(xdoc::XMLDocument; encoding::String="utf-8")
     _xcopystr(buf_out[1])
 end
 
-Base.show(io::IO, xdoc::XMLDocument) = println(io, Base.string(xdoc))
+Base.show(io::IO, xdoc::XMLDocument) = println(io, string(xdoc))

src/nodes.jl

@@ -176,9 +176,7 @@ function Base.string(nd::XMLNode)
     return r
 end
 
-function Base.show(io::IO, nd::XMLNode)
-    println(io, Base.string(nd))
-end
+Base.show(io::IO, nd::XMLNode) = println(io, string(nd))
 
 
 #######################################
@@ -206,8 +204,8 @@ has_children(x::XMLElement) = has_children(x.node)
 child_nodes(x::XMLElement) = child_nodes(x.node)
 content(x::XMLElement) = content(x.node)
 
-Base.string(x::XMLElement) = Base.string(x.node)
-Base.show(io::IO, x::XMLElement) = Base.show(x.node)
+Base.string(x::XMLElement) = string(x.node)
+Base.show(io::IO, x::XMLElement) = show(io, x.node)
 
 # attribute access