use constant
merge 514b4d90c8b6e951cee38150a6aa73ae74a9f5a4
Fixed #635: XML config parser only applies the xsl stylesheet defined in the first processing instruction
merge c23b0e25bc8e5400c93140d565a1fcccd09eec01
Fixed #636: Routing config handler cannot handle parameter arrays
merge 344534015b68c3bd477135633ceeb199dee5895a
added some routing tests
refs #637
routing test adjustments 
refs #637
Fixed #639: Form Population trips over entities in error messages when inserting them into the document
changelog woot
merging fa5b0ce18946e7b5f5d935a3e4aaeb5f44f458b1 to c02becf428dc32a29babe9e6e289a87ab36da60f
merging 9b95211113543964120ebfae972e04b8e0e0b81f to 002daedb956e5cfde7296c72ae86453ccb2e23fc
unittest adjustments
refs #637
routing test adjustments
refs #637
fixes #637,fixes #638
changelog for #637 and #638
merging ced0dbf1721ec3946512c35156cf89365b09badc to 81f1c007e7a3d680eddd1092bc44ed59ec6b0448
fix incorrect equality comparison
refs #637
merge 6f2a5cb1fa3700965e8ca460ced784ccc55086e7
routing test adjustments
refs #637