add basic retain parameters to loadModel
revert loadModel modifications
refactor simple loadModel retain parameters
target games retain interactive parameters when loading levels

[#56927054 #54803938 #54867172]
add some reminder comments about the retain parameters hack
Add data selection tool to graph
Export data can now only export the values in a selected domain
Reset selection on graph reset
Fix argument passing
Visible selections should translate with the graph when panning
Fix typo
Option to clear the selection upon leaving selection mode
scrollXAxisToZero now always sets 0 at the left edge of the graph
merging master into loadModel-retaining-parameters
Merge branch 'loadModel-retaining-parameters'

Closes #54.
draft rutherford experiment interactive

[#57165738]
Add a failing test presenting a bug in MD2D engine (bonds removal)

[#61207522]
Fix removal of radial / angular bonds

[#61207522]
Change error message when atom is moved into the wrong place
Support energy conservation during angular bonds removal

[#58090710]

It isn't the pretties solution, but basically it's necessary for
Chemical Reactions plugin.