Fix SaveMD2 test filename same as SaveMD.

Problems with Error Bars 

Fix workspace naming in Indirect Diffraction

Clean efixed parameters in indirect IPFs

Make ragged cropping behaviour more obvious

Fix incorrect file selection on Indirect Diffraction

Fix Warning: Z-order assignment

Update documentation for point and space groups, symmetry operations

Don't override WriteSpectrumID in SaveAscii-v2

Adding extra header for PDFgui

Show BinWidth as attribute in DKT

The algorithm documentation for this algorithm is actually up-to-date
correctly pointing out that the file stores the variance. The fix
brings the implementation in-line.

Fix crash when selecting conjugate gradient minimizers

Create added event data in isis sans gui

Refs #11664

Refs #11662

clang-format disable comments.

Fix jsoncpp include in TomoReconstruction

This includes jsoncpp in a more portable way as done in #410