Merge remote branch 'origin/feature/7681_new_mantid_widget'
Merge remote branch 'origin/feature/7825_XML_Validation_systemTests'
Merge remote branch 'origin/feature/7783_FindPeaks_background'
refs #7904 Enabled multi-threading in the test core
refs #7904 The test modified and should be it
Merge branch 'feature/7904_ConvToMDMultithreaded' into develop