refs #6667 substantially modified with new GUI qtiGenie
refs #6667 attempt to run system tests with dgreduce in Mantid Scripts

and dgreduce modified.
refs #6667 stepping around nexus loader

temporary disabling loader to enable testing from VS -- should set up project project properties instead
refs #6667 added modified dgreduce old to use for comparison

Its modified to report masks
refs #6667 Minor modifications to dgreduce
refs #6667 Recovering lost minor edit in new qtiGenie
refs #6667 New qtiGenie does not need txt idf
refs #6667 minor changes to work with Mantid
Merge branch 'feature/6667_ISISReductionInMantid'