more patches from Richard Jinks Updated tests though they show a

* trionan.c trionan.h xpath.c: more patches from Richard Jinks
* test/XPath/expr/compare test/XPath/expr/equality
  test/XPath/expr/floats test/XPath/expr/functions
  test/XPath/expr/strings result/XPath/expr/compare
  result/XPath/expr/equality result/XPath/expr/floats
  result/XPath/expr/functions result/XPath/expr/strings: Updated
  tests though they show a divergence on Linux
Daniel
14 files changed