XMLString Ctor with fallback Func should be puplic.

[koeeenig]

The Ctor with fallback as Func should be public. This enables lazy fallback values with less effort.

Yaapii.Xml/src/Yaapii.Xml/XMLString.cs

Line 62 in 6d49319

internal XMLString(IXML xml, string xpath, Func<string> fallback)