Fix ComputeIncoherentDOS doc test on RHEL6

TOFTOF find EPP

Fix crash on clicking Column Options for a table

Use predefined math constants.

A call to freeMemory() was recently added when a Table is saved
to memory. Add a check in freeMemory() to avoid attempting to
free memory that has already been freed.

re #16082

Indirect BayesQuasi - Documentation should now be able to be viewed on all OS

Add table to LoadMcStas documention to explain loading 

MaxEnt: add property to correct for phase shift

Instrument View colour scale now updating

Factor out constructor from test_Area_Calls

Remove unnecessary const_cast.

Implement non-zero beam size in MonteCarloAbsorption algorithm

GetEi version 1 does not work anymore

Computes phonon density of states in the incoherent approximation.

Refs #14646

systemtest.bat not showing failures on Windows

Merge pull request #16040 from mantidproject/16024_rename_opening_height_to_vertical_gap_in_refl_IDFs

Rename Opening Height element in POLREF and CRISP IDFs

refs #16024

Merge branch 'master' of github.com:mantidproject/mantid into 16024_rename_opening_height_to_vertical_gap_in_refl_IDFs

Convert a Python dict to a C++ PropertyManager for algorithms

Use std::isfinite

Estimate width of peak using the data