ISIS SANS Batch reduce saves the correct extensions for each algorithm it saves with and save files no longer confirms overwrite when appending re #2604 and #2217

Refs #2012: code to add vectors of MDEvents to a MDGridBox, with tasks and recursive grid splitting.

Refs #2583: Double click or right click on a test to run every single test individually. This allows you to find which test exactly is segfaulting.

Giving up until we get rid of the chicken and egg problem between mantidsimple and MantidFramework. Re #2404

Refs #2615. Fix for older versions of sip. The documentation said nothing about the different syntax being incompatible with older versions, reverting the change.

Refs #2615. A couple of minor fixes to get qmake to build with Python 2.7 and remove some sip warnings.

refs #2062 - switch GroupDetectors to using sax xml parsing over dom. gives a factor of ~60 speed increase when reading massive grouping files.

re #2607. Better CMake build script, only need to specify ParaView_DIR now. Add missing add_subdirectory.

ConvertUnits clean-up. No results should change! Also allow non-const dataX method on EventWorkspace as it's no more dangerous than a setX. Re #1833.