Resolve "Opal-T fails to write LossDataSink if executed in parallel"

Closes #585

See merge request !439

Resolve "Compile error in unit tests"

Closes #600

See merge request !434

Resolve "Update Doxygen main page"

Closes #601

See merge request !435

Resolve "remove build of Doxygen LaTeX documentation"

Closes #597

See merge request !433

Resolve "Check that element length is long relative to a time step"

Closes #349

See merge request !430

check the length of the elements and compare it with the length of a time step; check that the user inputs for DT and MAXSTEPS of the TRACK command and for L of the elements are positive values; replace the length_m member variables in the elements with method call getElementLength;

Resolve "Compile error in unit tests"

See merge request !431

Resolve "ClosedOrbitFinder/SigmaGenerator: Charge not applied correctly"

See merge request !420

Resolve "compiler errors with AMR/SAAMG enabled"

Closes #587

See merge request !421

Resolve "replace all C assert with PAssert"

Closes #589

See merge request !419

Resolve "parse error in VFFA-1.in"

Closes #584

See merge request !418

Resolve "OrbitThreader doesn't track far enough when TRACKBACK=true"

Closes #586

See merge request !414

Resolve "compiler errors with clang9"

Closes #588

See merge request !416

Resolve "EBDUMP for 3DDynamic field maps not working if in subdirectory"

Closes #582

See merge request !411

Resolve "opal.el not working"

Closes #580

See merge request !410

Remove empty list and duplicated opal-font-lock-special_operators and opal-font-lock-special_constants

update opal.el for OPAL 2.4

See merge request !407

Resolve 'Place elements relative to origin and orientation of beamline'

Closes #578

See merge request !404

Also place the Source element relative to the beamline; Add a comment to the regexp that makes sure that the origin and orientation of the beamlines doesn't differ from the laboratory coordinate system

Merge branch '579-add-option-to-source-element-to-make-it-transparent-to-backtracking-particles' into 'master'

Resolve 'Add option to source element to make it transparent to backtracking particles'

Closes #579

See merge request !405